My Little Pony: Friendship Is Magic

Season 5, Episode 9

Episode Title: Slice of Life

Air Date: 2015-06-13

Overview:

In this special 100th episode, Twilight Sparkle, Fluttershy, Applejack, Rainbow Dash, Pinkie Pie and Rarity battle a monster as the rest of Ponyville rushes to make it to a wedding on time.