No offense to Shar Jackson but compared to Britney Spears who was a "rock star," she was just nobody - her claim to fame was being the ex and mother of two children of another lose Kevin Federline. What has life come to. Kevin is a role model for single dads and Shar Jackson is a hot Hollywood celebrity. Here is a photo of her in a cleavage revealing dress at the "Hot in Hollywood" party, where Ms. Spears was not invited.