Talk:Do Princesses Dream of Magic Sheep?/@comment-27578467-20170705071337/@comment-5406733-20170705125654

There was the Fiendship is Magic about NightMare Moon having made an attempt to attack on Celestia in her dreams. And even after being locked out of Celestia's dreams, she still had the ability to attack the dreams of the other ponies in Equestria, which would explain how the name Nightmare Moon became notorious with the ponies and how NightMare Night was created.