Molly and Gil see how delicious bubblecakes are made when they step into Chef Stef's kitchen.The Guppies get their turn when they take the field to play batterball! It'll take teamwork to run the kitchen-station bases and bake a tasty treat!

When the evil robot Major Bummer tries to eliminate music from the galaxy, Princess Molly and the Guppies must restore peace, harmony and melody.