Jennie Garth, Derek Hough and his Dancing With the Stars partner Shawn Johnson were also on hand for the show.
“House. Brought. Down by iamwill tonight on the tables at #jingleball,” Seacrest wrote on Twitter following the show.
“Headed to #jingleball. Not sure if its called jingle bell ball or just jingle ball… just know is gonna b jingly! And we gonna have a ball!” Garth wrote, later asking if Justin Bieber was going to be on stage.
Garth will have to wait until Monday, when Bieber takes the stage for Jingle Ball night two. Ke$ha, Flo Rida, The Wanted and Psy are also scheduled to perform.
Be sure to check out the gallery above for highlights from Jingle Ball 2012’s red carpet. Who do you think was the best dressed? Weigh in below.
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