In a special double episode, Emerald and Delphina find rare Shimmerlings deep in the ocean who need their help.
Strange things are happening in the palace and Emerald suspects Delphina. With Shelly's help, a trap is set.
Emerald ropes Theodore into deliveries. Racing the clock, they must solve a riddle to find the last customer. Can they deliver on time?
Delphina invites herself over for a sleepover. Emerald worries she'll hate it, but Delphina proves her wrong - best sleepover ever!
Emerald drops Delphina's tiara pearl into a hole and meets grumpy Rudy. Is he a friend or the feared Fierce Sea Creature?
King Auster plans to eat at The Kelp Kitchen. Emerald fears disaster and makes silly plans to stop the visit.
Shelly wins an award but seems reluctant to accept it. Emerald and Delphina must learn why and get her there on time.
Emerald finds a cheeky baby dolphin and must work out how to find his mum too.
Theodore quits as Palace Shell Keeper and joins The Kelp Kitchen. It's chaos, so Emerald helps him realise where his talents truly lie.
Emerald and Queen Coral run the palace for a day. It's harder than they thought, and Emerald must make bold decisions.
Delphina refuses to play tail flips with her friends. But when she needs the skill to escape trouble, Emerald learns she's never done them and teaches her.
Emerald rescues Sea Sprites who promise to help her forever but their help quickly causes chaos.
Babysitting Pebble the dolphin goes badly until Emerald helps Delphina try a new approach with the cheeky youngster.
An undercover critic is coming to The Kelp Kitchen. Emerald suspects Theodore, and chaos erupts when he and Rudy arrive with Sea Sprites.
Hamish needs help selling muffins at The Kelp Kitchen, and Emerald has a musical idea.
Emerald discovers that Theodore and his twin, Franklin, have fallen out so she tries to reunite them using their shared love of shells.
Hamish's sea truffle vanishes. Emerald and Delphina chase the culprit through Scallop City. Will they get it back?
Emerald buys King Auster whistler shells for his birthday. He won't try them, so she must solve the mystery and discover why.
Rudy's light goes out when he's grumpy. Emerald tries to cheer him up and make him shine again.