103.5 KISS FM's Jingle Ball 2014 - Show
In This Photo: Charli XCX, Iggy Azalea
Singers Iggy Azalea (L) and Charli XCX perform onstage during 103.5 KISS FM's Jingle Ball 2014 at Allstate Arena on December 18, 2014 in Chicago, Illinois.
(Dec. 17, 2014 - Source: Tasos Katopodis/Getty Images North America) more pics from this album »