Ethan And Friends: The Swap 2: Then There Was Trouble

Trivia
This marks the first appearance of Unikitty, Dr Fox, Puppycorn, Rick, and Hawkodile.

It also marks the first appearance of the Teen Titans.

￼This is the first Ethan And Friends movie sequel.

In scripts, Dr Fox was originally going to be Ethan's girlfriend, but this was changed.

The "Then There Was Trouble" part of the movie name is a reference to Thomas And Friends, which main character, Thomas, is not replaced, making him the oldest liscened character to be featured in the theme song.