Gemma Forsyth, who briefly appears as the character Suzie and gets fired by Sophie in this episode; would go on to be a cast regular in all three (Netflix four) seasons of the sequel series Mako Mermaids: An H20 Adventure in the role of Evie.
The character of Evie becomes a mermaid herself in seasons two and three of Mako Mermaids.
Cleo now has a step-mom, Sam.
The water outside Will's shack is dark and murky. But when he and Bella are swimming in the water, it's clear blue.
Rikki gets sprayed with water and transforms after 1 second, instead of the normal 10 seconds.
It is discovered that Will has a sister, who is also his trainer.
This is the first episode with Sophie in it.
This is the first episode with Sam in it.
This is the first holiday on the show (not counting the summer holidays in The Awakening).
It is discovered that Bella can also harden water.
Bella's dad is in hotel management.
Bella never reveals her last name, which is Hartley.
Bella has been a mermaid since she was nine years old.
Bella's powers are to turn water into a gooey, mushy, sticky substance.
In this episode Emma tells Ash that she is a mermaid.
Charlotte is no longer a mermaid.
All of the planets aligning with the full moon allows the forces to become strong enough to take a mermaids powers away forever.
Fourth time all girls get affected by the full moon including Charlotte.
Charlotte has a battle with Cleo and takes the neklece that belonged to her grandmother and starts wearing it.
Lewis breaks up with Charlotte in this episode and gets back together with Cleo.
The song playing on the party boat is "Tonight" by Kate Alexa