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.

Category: I WROTE THAT! 
Clue: "Ottsy i Deti", aka "Fathers and Sons"
ivan turgenev

Category: OF A MAN NAMED BRADY 
Clue: In 2007 this Patriots QB from Michigan threw a single-season record 50 TD passes
tom brady

Category: POP PRINCES & PRINCESSES 
Clue: Babyface contributed background vocals to this group's 2000 album "Black & Blue"

the backstreet boys