The announcement that Tom Petty will play the halftime show at this year’s biggest football game got me thinking about those of the recent past. It seems like only yesterday that men across America froze their Tivo to catch a glimpse of Janet Jackson’s nipple ring during the Super Bowl XXXVIII performance. This notorious halftime show also featured Kid Rock wearing the American flag as a shirt and P. Diddy and Nelly flanked by scantily......