Princess Celestia asked the element bearers to write her friendship reports. When she reads about how Twilight overcame Tirek, she is... somewhat less than pleased.
Celestia comes to doubt herself as a ruler with so many mistakes made under her reign. However, three other alicorns are quick to remind her about what is really important.
Another disaster has struck Equestria, and Princess Celestia sends for the Elements of Harmony to band together once more. She gets a response she never expected from her former student: No.
(Takes place sometime after "Rainbow Falls".) After word gets out about what happened with the Wonderbolts at Rainbow Falls, the elite flyers' reputation starts to slide. Spitfire considers resigning, and Rainbow Dash struggles to talk her out of it.
After the events of "Filli Vanilli," Pinkie Pie approaches Fluttershy with apologies. But when Fluttershy probes into just why and for what Pinkie is apologizing, Pinkie finds out that there are quite a few friendship lessons she has still
An alternate scenario in the episode "Princess Twilight Sparkle: Part 2" where Twilight never walked away from her friends but instead questions their intelligence after they collectively make the dumbest suggestion she has ever heard in her life.
An alternate ending to the episode ‘Wonderbolts Academy’ where things play out differently between as an intense confrontation develops between the three greatest fliers to ever come out of Cloudsdale.
(A quick little epilogue to "Grannies Gone Wild", taking place directly after said episode.) Now knowing just what her elder granddaughter thinks of her and her pals, Granny Smith decides to have a chat with Applejack concerning her rules.