Yes! Monkey Time!

Alright, we gotta get a good set of hits in here. So Ha! Fly up so he can't hit you with Gunk Shot. Then slam into him -yeah we'll take the Fire Punch hit....ANNND THEEEEEN Rock Smash. Yeah if you can get it in, that would be awesome.

Fly (up) - Fly (Down) - Rock Smash.