'Disgrace!' Kim Rips Into Her Sister Kourtney Over Justin Bieber
Aug. 12 2016, Updated 3:19 p.m. ET
Kourtney Kardashian has been going wild after splitting with Scott Disick, and her little sister Kim Kardashian is far from thrilled.
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Kourtney Kardashian's flirtation with Justin Bieber, including during a Dec. 17 dinner date in Beverly Hills, has left her sister Kim Kardashian completely disgusted.
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"Kim has told Kourtney she's a disgrace and it's lame and disgusting," a source told RadarOnline.com of the eldest Kardashian's hookups with Bieber, including at The Montage in Beverly Hills on Dec. 12.
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"Kim has been begging Kourtney to think of the kids instead of constantly trying to get back at Scott Disick with all these 'look at me' outings and sleazy late nights with Justin and other young kids," a source said.
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Kim, said the source, is "grossed out to see this type of behavior from her big sister, of all people."
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Do you think Kourtney deserves to have some fun after dealing with all of Scott's issues, or should she try to reign in her wild behavior?