Crystal Bowersox sings "What’s Up" at Auburn Hills & Summerfest on the Idols Live Tour!

American Idol Season 9 runner-up Crystal Bowersox sings 4 Non Blondes'"What’s Up" (the song many people refer to as "What's Going On") on the American Idols Live Tour! The first video of Crystal is from opening night of Idols LIVE at The Palace of Auburn Hills in Detroit, Michigan; the next is from the second night of the tour, where Crystal and the other Top 10 performed at Milwaukee's Summerfest.

Can't wait for Crystal's solo tour? Then see her 'mini-concert' this summer! Crystal gets more stage time than anyone except Lee! See Crystal Bowersox, Lee Dewyze, and the Top 10 finalists this summer at American Idols LIVE!