Rihanna - iHeartRadio Music Festival (2012): Cast

Rihanna brought the house down at the 2012 iHeartRadio Music Festival. Performing on the first night at the MGM Grand Garden Arena in Las Vegas, the singer delivered a high-energy set featuring a mix of her latest hits and classic fan favorites. The performance included songs like "We Found Love," "Birthday Cake," "Where Have You Been," "Only Girl in the World," "Don’t Stop The Music," and "Umbrella."

• Rihanna as themselves