Ke$ha Will Guest-Star On Nick's 'Victorious'

Ke$ha will make an appearance on the hit Nickelodeon series "Victorious." And while the role won't have the pop singer stretching her acting muscle too much — she'll be playing herself — someone else in the Sebert (that's her real last name) clan also is getting in on the action. Ke$ha will be joined on the episode of the sitcom by her little brother, Louie. The plot will revolve around