It is the day before her birthday and Chelsea is having fun with her friends Jace and Zoie in the garden. Chelsea is excited about her upcoming party, but what should her birthday wish be? Suddenly her neighbor Otto chimes in suggesting that she should wish for all the toys in the world, teasingly adding that he might blow out her candles and steal her wish for himself!That night, going to bed Chelsea fears that Otto will make true of this threat, and she tries to come up with a wish in a hurry. Maybe a short trip to Dreamtopia can help get her ideas going? Come on an amazing adventure with Barbie and all her friends! Solve mysteries with secret doors, sea monsters and messages in a bottle, catch the baddies as a secret agent, sing in Barbie's rock band, celebrate Chelsea's birthday in Dreamtopia and fly to tropical beaches and distant planets in far-away galaxies. Let's go!