PHOTOS: The Bachelorette Host Chris Harrison Has A Vegas Birthday

Chris Harrison left all the Bachelors and Bachelorettes at home when he went to Vegas for a belated birthday celebration Friday night, RadarOnline.com has learned.

The reality host, who turned 39 on July 26, started the evening with his wife Gwen and a dozen friends at SW Steakhouse at the Wynn Las Vegas.

The group then moved on to Blush Boutique Nightclub where Harrison handed out roses to his many female fans. They danced and partied until 2 am, and are expected to continue the revelry Saturday night at Surrender Nightclub.