'Tis the season for awesome celeb fashions at holiday-themed concerts, and Kiss 108's Jingle Ball 2014 event in Boston last night was no exception! Iggy Azalea, Charli XCX, Meghan Trainor, and the guys of 5 Seconds of Summer and Rixton all looked so cool rocking fierce fashions onstage and on the pre-show red carpet.
Click through the gallery above to see what your fave stars wore to the latest Jingle Ball event. Which look is your fave? Sound off in the comments below!