August 18, 2011 10:43 AM

Katy Perry rocks the Sprint Center

It has been a while since the Sprint Center shook and rocked like it did Wednesday night. The arena was 95 percent full, and for most of the two-hour show, from the two pits that flanked the stages runway to the seats in the upper deck at the far end, the crowd sang, danced and rejoiced like fans watching their team win a World Cup soccer game.

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