When Shelly's great aunt, Queen Edwina, plans on stopping by, the mermaids prepare for a royal tea, but Pearl thinks there may be another reason she is coming by.
Echo Reef is tail-flipping with excitement when she find a human object. But when her older sister claims the object for her own, how far will Echo go to reclaim it?.
"When Echo injures her tail, she can't compete in the Poseidon Tail Flippers team competition. Will Echo find a way to help her team win from the sidelines?"--Provided by publisher.
Echo Reef, who is obsessed with people, finds a sparkling human object near her shell, but when her bossy older sister, Crystal, claims she found the object first, Echo is determined to get it back.
When her great-aunt, the Queen, comes to visit, Shelly is nervous about receiving such a royal guest and concerned that she will be forced to leave Trident City.
Not knowing how to proceed when everyone in her third-grade class learns that she is actually a princess, Shelly wonders whether she should start wearing a glittery crown in class and have her friends begin calling her Princess Shelly.
When Echo twists her tail while riding Rocky's seahorse, she is told she cannot perform as the star tail flipper on Trident Academy's team, and she must come up with a way to help her team win.
Shelly Siren loves playing on Trident Academy's Shell Wars team. But is she ready to compete in the Shell Wars Championships in the famous city of Atlantis?.
