Bruno Mars and Red Hot Chili Peppers rocked Super Bowl XLVIII, but the football fans in New Jersey's MetLife Stadium weren't the only ones in awe of their electric halftime performance on Sunday.

Stars like Ariana Grande, Wiz Khalifa, will.i.am and Schoolboy Q were thrilled with the mash-up of all-star talent and took to Twitter to let their feelings show. Bruno set it off with a string of hits including "Locked Out of Heaven" and "Treasure," while RHCP added their classic "Give It Away," while every one else raved about the show.

Here's a round-up of reactions: