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 simplicity, answers should be in all lower cased letters.
PROBLEM: Category: SOCK IT TO ME! 
Clue: It's the useful meteorological instrument seen here:

SOLUTION: windsock

PROBLEM: Category: TOYMAKERS 
Clue: In 1997 Mattel sued Miller'$, a magazine devoted to this fashion doll, for copyright infringement

SOLUTION: barbie

PROBLEM: Category: MR. POTATO HEAD 
Clue: Hmm... when Katie the Carrot was introduced in '64, this other female character went (temporarily) bye-bye

SOLUTION:
mrs. potato head