Swift's rep, Tree Paine, tells PerezHilton.com:
Wow. Wow. Wow.
Kanye is straight-up INSANE!!!!!
SERIOUSLY! DAMN, gurl! Look at dat BUTT!
Getting my twerk on with @twerkout
A twerking work out?! That sounds AH-MAZE! Sign us up!!
But, fo' realz, we just cannot get over the fabulosity that is her hot pink bum!!
Ch-ch-check out Mel B shake what her momma gave her (above)!!!