When Rock Night is double booked, everyone's beloved Sundial Stage quickly becomes a crowded and noisy place to be. It's up to Yukee to help her friends rediscover that things sound better when everyone plays together.

Toad needs a new pumpkin double bass. Yukee and Twinkle use vegetables from the veggie patch to create some surprising instruments – but none are quite right for Toad. Can some new pumpkins be found, or will Toad be leaving music behind forever?