You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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: HOMOPHONIC PAIRS 
Clue: It's a notation on a percussion store to clash
Solution: cymbal symbol
Why? "Cymbal" and "symbol" both have the same pronunciations but different meanings, hence they are homophonic pairs. A symbol is the notation and a cymbal is a percussion instrument that clashes and rings.

New input: Category: FAMOUS NAMES 
Clue: This co-founder of United Artists returned to the U.S. in 1972 to pick up a special Oscar
Solution:
charlie chaplin