Barbie cambia las soleadas costas de Malibú por las brillantes luces de Broadway para ir a un curso de verano exclusivo y allí conoce a... Barbie.

Barbie meets another Barbie Roberts, forming a close friendship, nicknaming each other Malibu and Brooklyn when they both attend the Handlers, Performing Art School in NYC, over the summer, competing for a spot at the spotlight solo.