Rihanna Takes on ‘American Idol’ [Video] janda Friday, May 25, 2012 The Studio Rocking a dreaded ponytail, one of Stacks Mag’s favs known to you as Rihanna hit the stage during the American Idol finale and straight did her thing. Performing her hit song “Where Have You Been”, the Barbados beauty put out the hot dance moves under lasers galore bringing the audience to their feet. In case you missed it, you can check out Ri Ri’s performance below. They can say what they want…she’s a STAR nonetheless!!!