It's the day before the big show, and Millie and her friends, the Ballet Bunnies, have a busy day planned ahead.

Between a visit to the Costume Shop, a delightful cup of hot chocolate, and a successful dance rehearsal, everything seems to be going to plan.

Until Millie checks her bag and finds that Trixie is missing! It's time for Millie to retrace her footsteps . . .