Last night on Conan, Kristen Schaal’s new and improved formula for creating porn names, favorite booze plus your greatest insecurity, revealed host Conan O’Brien’s extremely un-Irish drink of choice. Over at The Late Show David Letterman turned his nice story about his pleasant holiday chat with Conan into an opportunity to dis Leno, and finally Late Late Show host Craig Ferguson did his best to get into the holiday spirit but his darn Santa hat just made him look like more of a creeper than usual. Watch our compilation to see what you missed.