The Princesses have disappeared, and the underworld is in chaos. Three lost souls, a gangster, an ex-cop, and a hitman, are sent on an incredible journey to save Equestria, provided they don't rob it blind in the process.

Twilight Sparkle goes to retrieve Smartypants from Big Macintosh, and things only get weirder.

The Top Gear team invites Rainbow Dash to see which is better: Horsepower or Ponypower