Rainbow Bubblegem

Mermaid Princess Purple wants to learn more about the human world. She sneaks out to land and ends up awakening her Secret Guardian, Pink Star.

Purple gets sad when her first day of school is ruined. To make things worse, Black Diamond gains dark powers and tries to steal away the Bubblegems!

Purple gets into a spat with Red after wearing Purple King’s necklace to school. Black Diamond sends a Blob in an attempt to escape Abyssal Island.

A hairband accidentally turns Purple into a mermaid at school! What if someone sees her? Black Diamond sends another Blob to nab the Rainbow Catcher.

Purple and Leo sneak out to watch the night festival at Blue Dot Island. But festivities won’t stop Black Diamond from scheming for those Bubblegems.

How did Green collect more Bubblegems than Purple and Red? Black Diamond sends a Blob to steal the gems, and Green’s friends come to the rescue.

At the school bazaar, Purple and friends run into Mermaid Princess Orange and her sweet muffin shop. Black Diamond hatches a plan to kidnap Orange.

Purple and friends are trying out for the cheer team. Black Diamond mails her a suspicious pair of Twin Stickers that Purple puts on without a clue.

For Career Day, Purple King visits the school disguised as a human. But he keeps making mistakes! Black Diamond joins in, and all hell breaks loose.

Purple finds a mysterious treasure map at sea. With other princesses, she heads to Abyssal Valley — not knowing this is a trap set by Black Diamond.