Polly's Mermaid Adventure

Plot
When the Pocket Posse meet a mermaid named Princess Lily, they helped her tell the humans that the mermaids have changed, and they must stop Griselle once and for all.

Transcript
(The episode starts off with the ship sailing to Seaburry.)
 * Pierce: "I hope we get to Seaburry soon."
 * Polly's Mom: "Oh. Me too!"
 * Polly's Dad: "I can't wait until we get there."
 * Polly: "Envision, Feathers."
 * Nicholas: "Next, try Glow."
 * Polly: "Glow!"
 * Nicholas: "Now, try Vanish."
 * Polly: "Vanish!"
 * Shani: "Wow! Cool!"
 * Lila: "Umm. Polly! Can you test them on something else. I would like to have my tape measure back."
 * Polly: "Okay."
 * Capatin: "Mermaids! Mermaids! Ahoy!"
 * All: "Mermaids!"