Tonight marked the twentieth debate of the GOP primary season. Twenty! With four candidates still standing comfortably reclining in swivel chairs, CNN moderator John King pressed the candidates on birth control and government bailouts. But the foursome did try to sneak in a few laughs here and there. Mitt Romney attempted a Seinfeld reference, Rick Santorum assured Ron Paul that he is indeed a real human being, and Newt Gingrich poked fun at himself for being too serious. (He was joking, right?) See all that and more in our video roundup.