
When you’ve been in the music game as long as Usher has, you make a lot of friends. For 30 years, the R&B star has collected collaborators like Pokémon cards, and on Feb. 11, as he headlines the Super Bowl Halftime Show, it'll be time for him to shuffle the deck.
Here are the music icons we think are most likely to make an appearance during the 13-minute performance.



