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 consistency, answers should be in all lower cased letters.

Q: Category: "HEAD" LINES 
Clue: This phrase may precede "above the rest" or "shampoo"

A: head and shoulders
****
Q: Category: GO WITH THE FLOW 
Clue: The Tigris flows into this gulf

A: the persian gulf
****
Q: Category: CLASSIC MOVIES 
Clue: Organized crime is the real Corleone family business in this 1972 classic

A:
the godfather
****