Katy Perry during the half time show. REUTERS/Matthew Emmons-USA TODAY Sports

Katy Perry during halftime. REUTERS/Joe Camporeale-USA TODAY Sports

Katy Perry during the half time show. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry during the half time show. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry at halftime with Missy Elliot. REUTERS/Mark J. Rebilas-USA TODAY Sports

Katy Perry and Lenny Kravitz perform. REUTERS/Joe Camporeale-USA TODAY Sports

Fireworks during the halftime show. REUTERS/Matt Kartozian-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Matt Kartozian-USA TODAY Sports

Katy Perry performs. REUTERS/Kyle Terada-USA TODAY Sports

Katy Perry performs. REUTERS/Mark J. Rebilas-USA TODAY Sports

Katy Perry performs. REUTERS/Lucy Nicholson

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Mark J. Rebilas-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Matt Kartozian-USA TODAY Sports

Katy Perry performs. REUTERS/Lucy Nicholson

Katy Perry and Missy Elliott perform. REUTERS/Richard Mackson-USA TODAY Sports

A cameraman silhouetted as Katy Perry performs. REUTERS/Lucy Nicholson

Katy Perry and Lenny Kravitz perform. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Brian Snyder

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Missy Elliott performs. REUTERS/Matthew Emmons-USA TODAY Sports

Katy Perry performs. REUTERS/Lucy Nicholson

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Andrew Weber-USA TODAY Sports

Katy Perry performs. REUTERS/Lucy Nicholson