I would say Azealia, but Trump's deplorables want her dead for a variety of reasons, so that's not a safe option for her. But then, neither was voting for him in the first place, but that didn't stop her.
In all honesty, I have no clue. All the relevant (and most of the irrelevant) celebrities can't stand him thank goodness.
Azealia Banks will perform her underrated hit Gimme a Chance and Taylor Swift will perform Shake it Off . Taylor will perform You Are In Love at the Presidential Ball