When dognappers steal Mia's dog from the Heartlake City Dog Talent Show, it's up to the girls to track down the culprits.

It's Stephanie vs. Tanya on a TV bake-off! Stephanie bakes a fabulous cake, but sneaky Tanya steals the recipe.

Stephanie's mum leaves her in charge of their house for a few days, but everything that could go wrong does go wrong!