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.
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Question: Category: "R"RRRRR! 
Clue: Frank Gorshin played him on the small screen, Jim Carrey on the big

Answer: the riddler


Question: Category: PLAYTIME 
Clue: In 1977, Kenner sold gift certificates for toys based on this sci-fi film since the toys didn't exist yet

Answer: star wars


Question: Category: "CHIN" MUSIC 
Clue: If you're at the Superdome for an NFL game, you'll hear this song made famous by Louis Armstrong in 1939

Answer:
"when the saints go marching in"