Summer Sun Celebration is coming! Twilight and Spike have traveled to Ponyville for ensuring everything is ready. However, Twilight can't forget one thing: after 1000 years, the Mare in the Moon could return.

Oh, and another pony appears at Ponyville. But... isn't it Princess Luna?

This story has been requested by JimmyHook19. Hope you like it!

P.S: Apologies for chapters 1-4 being short. I wanted to go direct to the point. Don't worry, next chapters should be longer.