Last night on the Late Show, David Letterman, through much fault of his own, hosted an interview so blatantly awkward, his guest Justin Bieber expressed just how uncomfortable he felt. But then, it also didn’t help that the Biebs thought the Sistine Chapel is the “Sixteenth Chapel.†Plus: A game of Catch Phrase reached levels of breathless hysteria when Jimmy Fallon couldn’t guess “free-range chicken†and Courteney Cox squealed with frustration; Craig Ferguson also engaged in tattoo talk but with a more wizened, hardened, deadpan John Irving, best known for his Cider House Rules screenplay; and travel brings out the ugly side of Seth Meyers. Watch our compilation to see what you missed.