Best and worst Super Bowl halftime shows

The NFL has confirmed the rumors that Katy Perry is going to lead the 2015 Super Bowl halftime show. Here are some of the memorable Super Bowl acts she would follow, both good and not so great.

The NFL has confirmed the rumors that Katy Perry is going to lead the 2015 Super Bowl halftime show. Here are some of the memorable Super Bowl acts she would follow, both good and not so great.