Her Opponent: Parents Television Council
Why They Were Beefing: After watching Rihanna and Britney Spears perform on stripper poles in bondage-style outfits at the Billboard Music Awards last month, the PTC chastised both artists.
The Result: We'd say Rihanna learned a valuable lesson. But less than two weeks after this incident, she gave a female fan a lap dance on stage at a concert. Soooooo, yeah. Take that, PTC.