A Sleepover in Arendelle

A Sleepover in Arendelle is the seventh episode of the third season of Yuna's Princess Adventure.

Plot
When Princess Yuna and her friends goes on a field trip to Arendelle, the Mighty Bus got its engine problem so they have to spend the night with Princess Anna, Yuna and Snowdrop's godmother, Queen Elsa, Connor Kenway, Olaf, Kristoff and Sven. But, there was the Phantom of Arendelle came loose, so Yuna and her friends have to hunt down it.

Preparing to leave Arendelle/The Mighty Bus got busted up!/Spending the night at Arendelle
===The Nightmare Family, Bill Cipher, the Fearsome Crooks, Jackson Storm, Ripslinger, Ned and Zed, Christine, K.A.R.R. and the League of Villains' evil plan/Sending the Phantom of Arendelle to find the Journals===

Trivia

 * This episode marks the very first ever appearance of Connor Kenway and The Phantom of Arendelle.
 * Princess Yuna, her friends, Fizzlepop Berrytwist, Grubber, Lightning McQueen, Mater, Cruz Ramirez, Dusty Crophopper, their friends, Princess Solarna, Princess Sharon, Ecto-88, the Mane 10's human counterparts and the Crystal Prep Girls will spend the night at Arendelle with Princess Anna, Queen Elsa, Connor, Olaf, Kristoff and Sven, because the Mighty Bus got an engine problem.
 * The Mighty Bus will get its gears jammed and wires sticky and will be repaired by Wrencher.
 * While getting water to drink, Dipper and Mabel Pines, Grubber and Olaf will encounter the Phantom of Arendelle.
 * The Nightmare Family, Bill Cipher, the Fearsome Crooks, Jackson Storm, Ripslinger, Ned and Zed, Christine, K.A.R.R. and the League of Villains will plan to steal the Journals by sending the Phantom of Arendelle.
 * Yuna, her friends, Fizzlepop, Grubber, Solarna, Sharon, Ecto-88, Lightning and Cruz will race around Arendelle.
 * In the night, Yuna, her friends, Fizzlepop, Grubber, Lightning, Cruz, Mater and Dusty Crophopper will hunt down the Phantom of Arendelle.
 * At the School of Friendship, Yuna and her friends will learn all about ghosts.
 * The Phantom of Arendelle will be killed by Yuna using the blacklights after discovering its weakness, killed by blacklights.

Transcript

 * A Sleepover in Arendelle (Transcript)