Katy Perry performs during the halftime show of Super Bowl XLIX. (Tannen Maury / EPA)
Lenny Kravitz (L) performs onstage with Katy Perry during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
Katy Perry performs onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
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Missy Elliott and recording artist Katy Perry perform onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
Katy Perry performs onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
Katy Perry performs onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
Missy Elliott and Katy Perry perform onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
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Katy Perry performs onstage during the Pepsi Super Bowl XLIX Halftime Show. (Christopher Polk / Getty Images)
Katy Perry performs during the halftime show of Super Bowl XLIX. (Tannen Maury / EPA)
Idina Menzel sings the national anthem prior to Super Bowl XLIX. (Jamie Squire / Getty Images)
Idina Menzel sings the national anthem prior to Super Bowl XLIX. (Andy Lyons / Getty Images)
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Idina Menzel performs the National Anthem prior to the start of Super Bowl XLIX. (Timonthy A. Clary/ AFP/Getty Images)
John Legend performs America The Beautiful before the start of Super Bowl XLIX. (Tannen Maury / EPA)
John Legend performs America The Beautiful before the start of Super Bowl XLIX. (Roy Dabner / EPA)
Actor Mark Wahlberg arrives at University of Phoenix Stadium before the NFL Super Bowl XLIX football game between the Seattle Seahawks and the New England Patriots Sunday, Feb. 1, 2015, in Glendale, Ariz. (Patrick Semansky / AP)
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Mark Wahlberg arrives at the Super Bowl XLIX red carpet on Sunday, Feb. 1, 2015, in Glendale, Ariz. (Omar Vega / Invision/AP)
Britney Spears and Charlie Ebersol arrive at the Super Bowl XLIX red carpet on Sunday, Feb. 1, 2015 in Glendale, Ariz. (Omar Vega / Invision/AP)
Dierks Bentley arrives at the Super Bowl XLIX red carpet on Sunday, Feb. 1, 2015, in Glendale, Ariz. (Omar Vega / Invision/AP)
Gavin DeGraw arrives at the Super Bowl XLIX red carpet on Sunday, Feb. 1, 2015, in Glendale, Ariz. (Omar Vega / Invision/AP)
