The Las Vegas MGM Grand was completely star-studded for this past weekend’s iHeartRadio Music Festival. With names like Usher, G-Unit and Nicki Minaj on the bill, you can imagine that huge surprises are in store.


Take a look at a few performances below, as Chris Brown joins Usher for a performances of Breezy’s “New Flame” and Ariana Grande lights up the stage with Nicki Minaj for “Bang Bang”.


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