The guys performed "New Flame" from Chris' most recent album x, which flowed right into a dance off. They went HARD. Usher danced right out of his shoes ... and then set them on fire! Seriously.
HIS. SHOES. WERE. ON. FIRE.
Good thing he had back-up!
Watch a short clip of their "New Flame" performance below:
Check out some more pics from the performance!
Photo: Getty Images