Sarah Silverman and Jimmy Kimmel are continuing to play coy about their relationship. The pair got cozy at the GQ Men of the Year bash in L.A. on Tuesday. So how does it feel to be back on? "Zesty!" Silverman told Usmagazine.com. Added Kimmel, "Who said we were? I don't even know that woman! She was hitchhiking!" See more photos of celebs who can't seem to get enough of their exes. ...