Genre for Reel Big Fish (3)
I believe the answer is:
ska
'genre for reel big fish' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ska that I've seen before include "popular music" , "Dancehall music" , "Music genre" , "Jamaican music, forerunner of reggae" , "Jamaican music style" .)