Washington, Feb 19: American socialite Paris Hilton was spotted celebrating her 28th birthday with `The Wrestler' star Mickey Rourke, and a couple of her friends.

Hilton was seen at the Butter Restaurant where she had dinner with her sister Nicky, Aubrey O''Day, Brandon Davis, JC Chasez, Trees, ex-boyfriend Stavros Niarchos.

Rourke was, as per a source, seen approaching Hilton's table and then giving her a birthday hug before sitting down.

"They ended up sitting and talking for a long time," Fox News quoted the source as saying.

"Paris was asking about the Oscars and the parties," the source added. (ANI)