Talk:Transcripts/Princess Twilight Sparkle - Part 1/@comment-3410511-20150617204708/@comment-5288784-20150618011152

And Celestia's speech at the end of the next episode. In any case she emphasize the return of Luna and that, IMO, makes most sense exatly one year after episode one. Not a definite proof, but pretty likely piece of headcanon.