They formed a secret alliance to prevent "snacking sabotage" at future competitions.

According to behind-the-scenes Equestrian lore, here is the "untold" side of that sugary crime: The Secret Security Detail

Tell you which feature the "Mane 6" acting as detectives. the original book?

There was one piece of evidence Twilight never mentioned in her final report.

Twilight Sparkle once revealed that the hardest part of the "MMMystery on the Friendship Express" wasn't actually finding the culprit—it was the paperwork she had to file with the Equestria Rail Authority afterward.

Loss of the cake could have caused a minor diplomatic incident with the Yakyakistan delegates.