夏日的皇家训练营即将开始了,侯特妮公主来到了集中点。可是,即使到了开船时间,侯特妮依然没有听到自己的名字,这究竟是怎么了?这时,侯特妮突然听到了自己的名字,不过却是摇滚训练营……Get ready to rock! In this upbeat musical, Barbie stars as Courtney, a princess whose world is turned upside down when she switches places with Erika, a famous rockstar.