Step inside Marietta's Magic Dress Shop! There are hundreds of beautiful dresses in every colour of the rainbow, sewn with magic thread Take a look, try one on and wait for the magic to whisk you away Ava is looking for her cat when she finds Marietta's mysterious shop She tries on a perfectly-fitting gold and emerald princess dress and whizzes through a secret mirror - to fairyland! Will she get there in time to be a bridesmaid at Cinderella's wedding?