Cody Simpson & Carly Rae Jepsen: Springle Ball Singers

Carly Rae Jepsen hits the stage at the Q102 Springle Ball 2012 at the Wells Fargo Center Tuesday night (May 22) in Philadelphia, Penn.

The 26-year-old Canadian cutie sported fun Modern Lux‘s Tuxedo Cat top as she performed her hit, “Call Me Maybe.”

“Philly we’re def putting on a show for you tonight at the Wells Fargo!!” Cody Simpson tweeted before he arrived to the concert.

Carly Rae added, “I want to say thank- you for getting us to #1 on iTunes USA! To all the fans who made it happen…this ones for you!”

10+ pics inside of Carly Rae and Cody…