Rihanna Live iHeartRadio Music Festival Vegas

Rihanna hits the stage at day one of the 2012 iHeartRadio Music Festival wearing a very short gold jersey style dress with a black baseball cap, black sneakers and dark lipstick.

The successful annual festival was held in none other than ‘Sin City’ at the MGM Grand Garden Arena in the MGM Grand Resort & Casino in Las Vegas.

The 24 year old singer performed some of her most recent hits including “We Found Love,” “Birthday Cake,” and “Where Have You Been,” as well as some of her older songs including “Only Girl in the World,” “Don’t Stop The Music” and “Umbrella.”