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: PRINCE SONGS A LA TREBEK 
Clue: In this 1983 hit, "I was dreamin' when I wrote this, so sue me if I go too fast": did I say 1983?

Answer: "1999"


Question: Category: MR. ROBINSON 
Clue: Walker Smith used this name as a professional boxer

Answer: sugar ray robinson


Question: Category: ENDS IN "FF" 
Clue: It means to tip your hat when greeting someone

Answer:
doff