"Go fuck yourselves, the lot of you — you sad, attention-grabbing, power-hungry little men," R.E.M. frontman Michael Stipe said (via bassist Mike Mills' Twitter page). "Do not use our music or my voice for your moronic charade of a campaign."
Read more:
R.E.M. to Trump, Other Pols: 'Go F--k Yourselves' for Using Our Music | Rolling Stone
Guess Trump doesn't mind using other people's work without their permission but I bet he gets real pissy if someone used his brand names with out permission..