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“They were with a group of friends right in the heart of the fourth floor for all to see,” the source adds.PHOTOS: Khloe Kardashian’s Most NSFW Street StyleRead articleIt was the second PDA-heavy night in a row for the reality star, 32, and “Bottoms Up” crooner, 31, who were also spotted cozying up in a VIP booth at Drai’s nightclub in Sin City the previous night.

The holiday weekend hookup comes just days after the Keeping Up With the Kardashians star was seen getting flirty with Songz at her birthday party in Hollywood on Monday, June 27.The day after her birthday bash at Dave & Buster’s, Kardashian took to her website to slam rumors about her love life.

“The most annoying thing about tabloid rumors is the double standard,” she wrote in a since-deleted post.

“If I’m ‘spotted’ hanging with a guy at a party — even if I’m just saying hi for a quick second — it immediately becomes a negative headline about how many guys I’m dating or how I’m getting back into a new relationship.Men don’t get that reputation! They get a pat on the back.

It irritates me.

”PHOTOS: Better After BreakupRead articleThe Strong Looks Better Naked star recently filed for divorce for the second time from Lamar Odom and dated Houston Rockets shooting guard James Harden for seven months before they split in February.“I got down the hill and boom, my ears were ringing,” Hinds told the New York Daily News.

“I felt a wave, a gust hit me in the back.I turned around and saw [Connor] on the ground with his foot bleeding.

It just demolished his foot.”PHOTOS: Most Shocking Celebrity Deaths of All TimeRead articleHe added, “His foot was gone and he handled it pretty well.

He’s a tough guy.