JoJo and Gran Gran are going to the park to have a picnic when it begins to rain. They have an indoor picnic instead and invite Great-Gran Gran, who is also unable to go out because it is raining in Saint Lucia too.

JoJo and Gran Gran are at the beach and begin looking for different types of shells. They also discover a rock pool, some limpets and a hermit crab. JoJo realises that all the elements at the beach make up an ecosystem.

On a hot summer day, JoJo, Gran Gran and their friends are painting the fence around the community garden. JoJo and Gran Gran decide to buy ice lollies from Jared's shop, only to find he has run out!