Transform from rock star to princess with this singing Erika doll from Barbie in Rock n Royals. Push her arm to swing her guitar and activate a fashion transformation and musical moment! Erika dolls skirt twists around, magically transforming her look from a princess gown into the rock star outfit worn in her final performance in the film! Doll sings along to one of two musical clips from the movie as she transforms! Pull her elbow to transform back into a princess ball gown. Her rock star look shines with a blue and silvery bodice and high-low skirt with a ruffle accent and a sheer glittery animal-print skirt. Her princess gown is a beautiful blue with a trendy silvery peplum. Pink boots and a pink headset are show-stopping accessories. Switch from rock star to princess and back again to bring the story to life! Collect other characters from the film to expand the possibilities for play (sold separately). With household brands like Barbie, Hot Wheels and Fisher-Price, Mattel has been at the helm of creating fun and adventure for children since 1945. The company, started by Harold Matt Matson and Elliot Handler, believes in the importance of play in a childs life and reinforces that with every Mattel toy.