Cheating, Dating Older Men & More! Katharine McPhee’s Scandalous Dating Past Exposed
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/y5n5SGmyo/480x251/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 480w, https://media.radaronline.com/brand-img/y5n5SGmyo/640x335/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 640w, https://media.radaronline.com/brand-img/y5n5SGmyo/768x402/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 768w, https://media.radaronline.com/brand-img/y5n5SGmyo/1024x536/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 1024w, https://media.radaronline.com/brand-img/y5n5SGmyo/1280x670/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 1280w, https://media.radaronline.com/brand-img/y5n5SGmyo/1440x753/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 1440w, https://media.radaronline.com/brand-img/y5n5SGmyo/1600x837/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 1600w, https://media.radaronline.com/brand-img/y5n5SGmyo/2160x1130/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-pp.jpg?position=top 2160w)
July 6 2018, Published 5:56 p.m. ET
When it comes to shocking romances, Katharine McPhee may just take the cake! As the former American Idol contestant prepares to marry much-older David Foster, click through to check out her scandalous dating history.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/8F1URGbkc/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 480w, https://media.radaronline.com/brand-img/8F1URGbkc/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 640w, https://media.radaronline.com/brand-img/8F1URGbkc/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 768w, https://media.radaronline.com/brand-img/8F1URGbkc/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 1024w, https://media.radaronline.com/brand-img/8F1URGbkc/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 1280w, https://media.radaronline.com/brand-img/8F1URGbkc/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 1440w, https://media.radaronline.com/brand-img/8F1URGbkc/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 1600w, https://media.radaronline.com/brand-img/8F1URGbkc/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-02.jpg 2160w)
As RadarOnline.com reported, McPhee, 34, accepted Foster’s marriage proposal, even though he is twice her age at 68!
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/IckFV6c-x/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 480w, https://media.radaronline.com/brand-img/IckFV6c-x/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 640w, https://media.radaronline.com/brand-img/IckFV6c-x/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 768w, https://media.radaronline.com/brand-img/IckFV6c-x/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 1024w, https://media.radaronline.com/brand-img/IckFV6c-x/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 1280w, https://media.radaronline.com/brand-img/IckFV6c-x/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 1440w, https://media.radaronline.com/brand-img/IckFV6c-x/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 1600w, https://media.radaronline.com/brand-img/IckFV6c-x/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-03.jpg 2160w)
Foster’s daughter Erin is a year older than her soon-to-be mom. The age difference doesn’t seem to bother Erin, as she jokingly referred to mama McPhee as “Mommmyyy” on Instagram.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/4aVog2UKZ/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 480w, https://media.radaronline.com/brand-img/4aVog2UKZ/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 640w, https://media.radaronline.com/brand-img/4aVog2UKZ/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 768w, https://media.radaronline.com/brand-img/4aVog2UKZ/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 1024w, https://media.radaronline.com/brand-img/4aVog2UKZ/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 1280w, https://media.radaronline.com/brand-img/4aVog2UKZ/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 1440w, https://media.radaronline.com/brand-img/4aVog2UKZ/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 1600w, https://media.radaronline.com/brand-img/4aVog2UKZ/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-05.jpg 2160w)
Before finding love with Foster, McPhee had a brief romance with the hunky co-founder of Whiskey Wiseman, Nick Harbone, in 2017.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/32lsnB0Tt/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 480w, https://media.radaronline.com/brand-img/32lsnB0Tt/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 640w, https://media.radaronline.com/brand-img/32lsnB0Tt/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 768w, https://media.radaronline.com/brand-img/32lsnB0Tt/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 1024w, https://media.radaronline.com/brand-img/32lsnB0Tt/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 1280w, https://media.radaronline.com/brand-img/32lsnB0Tt/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 1440w, https://media.radaronline.com/brand-img/32lsnB0Tt/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 1600w, https://media.radaronline.com/brand-img/32lsnB0Tt/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-06.jpg 2160w)
Harborne turned out to be a rebound fling, following the end of her two-year romance with Scorpion co-star Elyes Gabel in 2016.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/18_cuXi3o/480x364/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 480w, https://media.radaronline.com/brand-img/18_cuXi3o/640x485/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 640w, https://media.radaronline.com/brand-img/18_cuXi3o/768x582/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 768w, https://media.radaronline.com/brand-img/18_cuXi3o/1024x775/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 1024w, https://media.radaronline.com/brand-img/18_cuXi3o/1280x969/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 1280w, https://media.radaronline.com/brand-img/18_cuXi3o/1440x1090/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 1440w, https://media.radaronline.com/brand-img/18_cuXi3o/1600x1211/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 1600w, https://media.radaronline.com/brand-img/18_cuXi3o/2160x1635/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-07.jpg 2160w)
McPhee seems to have a hard time keeping her hands off her fellow workers. In 2013, she was caught swapping spit with Smash director Michael Morris.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/6EgNOEHKu/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 480w, https://media.radaronline.com/brand-img/6EgNOEHKu/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 640w, https://media.radaronline.com/brand-img/6EgNOEHKu/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 768w, https://media.radaronline.com/brand-img/6EgNOEHKu/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 1024w, https://media.radaronline.com/brand-img/6EgNOEHKu/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 1280w, https://media.radaronline.com/brand-img/6EgNOEHKu/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 1440w, https://media.radaronline.com/brand-img/6EgNOEHKu/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 1600w, https://media.radaronline.com/brand-img/6EgNOEHKu/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-08.jpg 2160w)
Problem was, while The Waitress star was spending time with Morris and Gabel, she was still married to manager Nick Cokas!
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/yCx3W6e2n/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 480w, https://media.radaronline.com/brand-img/yCx3W6e2n/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 640w, https://media.radaronline.com/brand-img/yCx3W6e2n/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 768w, https://media.radaronline.com/brand-img/yCx3W6e2n/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 1024w, https://media.radaronline.com/brand-img/yCx3W6e2n/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 1280w, https://media.radaronline.com/brand-img/yCx3W6e2n/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 1440w, https://media.radaronline.com/brand-img/yCx3W6e2n/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 1600w, https://media.radaronline.com/brand-img/yCx3W6e2n/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-09.jpg 2160w)
It was McPhee’s romp with Morris that may have put the final nail in their marriage coffin, as the two split in 2014, and divorced for good two years later.
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/tNVflQeL0/480x320/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 480w, https://media.radaronline.com/brand-img/tNVflQeL0/640x427/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 640w, https://media.radaronline.com/brand-img/tNVflQeL0/768x512/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 768w, https://media.radaronline.com/brand-img/tNVflQeL0/1024x683/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 1024w, https://media.radaronline.com/brand-img/tNVflQeL0/1280x854/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 1280w, https://media.radaronline.com/brand-img/tNVflQeL0/1440x960/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 1440w, https://media.radaronline.com/brand-img/tNVflQeL0/1600x1067/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 1600w, https://media.radaronline.com/brand-img/tNVflQeL0/2160x1440/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-10.jpg 2160w)
But there was a time McPhee and Cokas were deeply in love, and at their February 2008 wedding, she serenaded him with a performance of “Unforgettable” — while Foster himself accompanied her on the piano!
![Katharine McPhee’s History Of Lovers – From David Foster To Nick Cokas](https://media.radaronline.com/brand-img/Y9lRRH9nP/480x307/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 480w, https://media.radaronline.com/brand-img/Y9lRRH9nP/640x409/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 640w, https://media.radaronline.com/brand-img/Y9lRRH9nP/768x490/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 768w, https://media.radaronline.com/brand-img/Y9lRRH9nP/1024x653/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 1024w, https://media.radaronline.com/brand-img/Y9lRRH9nP/1280x817/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 1280w, https://media.radaronline.com/brand-img/Y9lRRH9nP/1440x919/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 1440w, https://media.radaronline.com/brand-img/Y9lRRH9nP/1600x1021/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 1600w, https://media.radaronline.com/brand-img/Y9lRRH9nP/2160x1378/2018/07/katharine-mcphee-history-lovers-david-foster-nick-cokas-04.jpg 2160w)
Do you think McPhee and Foster will last? Tell us in the comments!
We pay for juicy info! Do you have a story for RadarOnline.com? Email us at tips@radaronline.com, or call us at (866) ON-RADAR (667-2327) any time, day or night.