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.
Q: Category: PERFORMERS & HOMETOWN VENUES 
Clue: He's the only singer to headline Yankee Stadium, Giants Stadium & Shea Stadium, closing Shea in 2008
A: 
billy joel