Q: 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: SHAKESPEARE WITH A TWIST 
Clue: A novice nun switches places with a saloon girl in "Desperate Measures", a musical Western based on this play
A:
measure for measure