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: BEFORE, DURING & AFTER 
Clue: The "holy" first pope is in this '60s folk trio also including this actress who was "America's Sweetheart"
[A]: pope peter paul and mary pickford


[Q]: Category: HARRY GUYS 
Clue: This trumpet-playing band-leader helped Sinatra get started, & lost him to the Tommy Dorsey band
[A]: harry james


[Q]: Category: AMERICAN HOLIDAYS 
Clue: Supposedly a union president suggested date of this holiday to fill gap between July 4th & Thanksgiving
[A]:
labor day