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.
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Question: Category: CRUSADER 
Clue: Pope Urban II said anyone going to liberate this city for devotion alone, not booty, can do it instead of any penance

Answer: jerusalem


Question: Category: MAD, I TELL YOU! 
Clue: In this film, Martin Balsam tells Anthony Perkins, "If it doesn't gel, isn't aspic"

Answer: psycho


Question: Category: THE KING IS DEAD 
Clue: On Sept. 9, 1087 this Norman stopped stormin' after being thrown from his horse at the Battle of Mantes

Answer:
william the conqueror