Celestia had come to Twilight's castle expecting to see how Starlight Glimmer's friendship lessons were going. But, in her mind, she knew that her night was about to be wasted.
Daring Doo is desperate to stop Ahuizotl whom is close to achieving ultimate power. She ends up running into Maud Pie, whom is investigating the ruins as part of her efforts to earn her Rocktorate. The two of them work together to save the day.
Scorpan returns to Equestria to help the Princesses and their subjects recover from Tirek's rampage. However, he also tries to help Discord get back in the good graces of those he betrayed by siding with Tirek.
After the events of "The Cutie Remark," Starlight Glimmer develops a new respect for Twilight when she discovers that they both have something in common: that they once had sanctuaries that were both destroyed.
Soarin goes into a deep depression over what he said to Rainbow Dash about banning her from the Wonderbolts during the events of "Rarity Investigates."
Former "Price is Right," host Bob Barker goes to Equestria to retrieve his microphone after Discord steals it, resulting in the two of them to get into a fight at the Grand Galloping Gala.
Twilight Sparkle was a mare of many talents, most notably invention. But her skill soon turned into her downfall as she was captured and forced to invent just to see the light of day again. She will make everypony pay in the form of a hero.