Jessica Simpson is enjoying being a groupie to boyfriend John Mayer. According to reports, Jess had a whale of a time at John's conert at the University of Miami recently, and didn't stop dancing throughout the whole show. An on looker said, "She was dancing like she was a real fan, and a lot of the crowd had their eyes on her the whole time." Simpson, 26, and Mayer, 29, were good friends before they began dating, but now look to be getting serious. Last week, they shared some fun in the sun in Miami. | 
