TASK DEFINITION: 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.
PROBLEM: Category: A LITTLE OF THE BUBBLY 
Clue: Roy Allen opened root beer stands in 1922 & introduced this brand name for his product

SOLUTION: a&w

PROBLEM: Category: DOUBLE DOUBLE LETTERS 
Clue: A gathering at which Pete Seeger & Joan Baez, or an owl & a goat might sing

SOLUTION: hootenanny

PROBLEM: Category: INK 
Clue: 1988 film that featured a will written in Acme disappearing & re-appearing ink

SOLUTION:
"who framed roger rabbit"