About time I make a suggestion, I think...

My Little Pony XXXIX: Out with the old, in with the new

Or maybe rather

My Little Pony XXXIX: Out with the new, in with the old

New Episode
Spoiler
Show
Depending on whether we prefer New! or Old!Fluttershy, of course. I prefer Old!Fluttershy, also because twisting the catchphrase like that is awesome and fun