Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Psy performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Psy performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Psy performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Ryan Beatty performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Austin Mahone performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Austin Mahone performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Calvin Harris performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Ryan Beatty performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Afrojack performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Ryan Beatty performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Psy performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Ryan Beatty performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Austin Mahone performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Afrojack performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Pitbull performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Carly Rae Jepsen performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Austin Mahone performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Afrojack performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Cody Simpson performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Justin Bieber performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com
Ryan Beatty performs during the Jingle Bash concert at the Allstate Arena in Rosemont on Saturday, December 15th, 2012.
Jeff Knox/jknox@dailyherald.com