KIIS FM’s Jingle Ball 2013

Austin Mahone hangs backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Austin Mahone performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles on December 6th, 2013.

Enrique Iglesias performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles on December 6th, 2013.

Fifth Harmony strike a pose backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Fifth Harmony perform during KIIS FM's Jingle Ball at the Staples Center in Los Angeles on December 6th, 2013.

Jason Derulo performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Jason Derulo backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Macklemore & Ryan Lewis backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Macklemore & Ryan Lewis perform during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Miley Cyrus hangs out backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Miley Cyrus performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

New Politics backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Robin Thicke performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Robin Thicke poses backstage during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Selena Gomez performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Robin Thicke and T.I. perform together during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

T.I. backstage after his set with Robin Thicke during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Travie McCoy performs during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.

Travie McCoy backstage with Austin Mahone during KIIS FM's Jingle Ball at the Staples Center in Los Angeles.