Backstage at HOT 99.5's Jingle Ball (Ashton Irwin)

Backstage at HOT 99.5's Jingle Ball
5 Seconds of Summer attend HOT 99.5’s Jingle Ball 2014, Presented by Mattress Warehouse at the Verizon Center on December 15, 2014 in Washington, D.C.
(Dec. 14, 2014 - Source: Larry French/Getty Images North America)