You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: THE VATICAN ONLINE 
Clue: The bios of these on the site begin with Crispin of Viterbo, the first one created by John Paul II
saints

Category: SHAKESPEARE 
Clue: "Twelfth Night" opens with, "If music be the food of love," do this
play on

Category: HEY MR. WILSON! 
Clue: This singing drummer is best remembered for playing Sam the piano man in "Casablanca"

dooley wilson