American musician Norah Jones plays piano onstage at the House of Blues, Chicago, Illinois, April 16, 2002.
American musician Toby Lightman plays guitar as she performs onstage at the House of Blues, Chicago, Illinois, May 6, 2004.
American musician Norah Jones plays piano onstage at the House of Blues, Chicago, Illinois, April 16, 2002.
American musician Norah Jones plays piano onstage at the House of Blues, Chicago, Illinois, April 16, 2002.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Ben McKee, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are, from left, Wayne Sermon, Dan...
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Wayne Sermon, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are, from left, Ryan Walker, Dan...
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are Dan Reynolds and Wayne Sermon.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Ben McKee, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are Dan Reynolds and Ben McKee.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Wayne Sermon, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are Dan Reynolds and Ben McKee.
Musician Wayne Sermon, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are, from left, Dan Reynolds and Ryan...
Musician Dan Reynolds, of the rock group Imagine Dragons, performs onstage at the House of Blues, Chicago, Illinois, March 5, 2013.
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are, from left, Ryan Walker, Dan...
Rock group Imagine Dragons perform onstage at the House of Blues, Chicago, Illinois, March 5, 2013. Pictured are, from left, Dan Reynolds and Ryan...
Backstage portrait of musician Katharine McPhee at the House of Blues, Chicago, Illinois, January 14, 2009.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
Backstage portrait of musician Katharine McPhee at the House of Blues, Chicago, Illinois, January 14, 2009.
Backstage portrait of musician Katharine McPhee at the House of Blues, Chicago, Illinois, January 14, 2009.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
Backstage portrait of musician Katharine McPhee at the House of Blues, Chicago, Illinois, January 14, 2009.
Musician Denise LaSalle performs onstage during the Koko Taylor Benefit, held at the House of Blues,, Chicago, Illinois, November 19, 2006.
American singer Lacey Sturm, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American singer Lacey Sturm, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American musician James Culpepper, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American musician Pat Seals, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American musician Jared Hartmann, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American musician Lacey Sturm and Pat Seals , with Jared Hartmann , all of the rock group Flyleaf, perform at the House of Blues, Chicago, Illinois,...
American musician Sameer Bhattacharya, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.
American singer Lacey Sturm, of the rock group Flyleaf, performs at the House of Blues, Chicago, Illinois, June 25, 2007.