Frank Ain't Got No Stank
An idiom used to reflect the obviousness of a preceding statement or premise.
Dude No. 1: So we drinking tonight?
Dude No. 2: Hell yeah. (Hi-fives Dude No. 1.) Frank Ain't Got No Stank!
Dude No. 2: Hell yeah. (Hi-fives Dude No. 1.) Frank Ain't Got No Stank!