The moment of truth is here! Barbie meets famous fashion designer Whitney Yang backstage of her big spring fashion show! Anxious to show her latest creations and learn about how a real designer works, Barbie experiences first hand how chaotic and stressful it can be behind the scenes, and just what can go wrong! But, when something happens to the grand finale's dress, it is up to Barbie's quick thinking and creativity to turn things around and make the show a success. Will Barbie's breakthrough to the fashion world be over before it starts?