Kelly Clarkson got the crowd warmed up at the Mixtape Festival in Hershey, Pennsylvania by taking up America’s favorite pastime and performing a cover of Carly Rae Jepsen‘s “Call Me Maybe”. And then, of course, it was time for Jepsen herself — who was once mentored by Clarkson on Canadian Idol, back in 2007 — to hit the stage and belt out her former chart-topping smash. She looked super cute while hopping around in her blue jacket and red skirt. So how did she do? Click play above and watch for yourself.