That's because eps 3.3 synopsis was released much earlier, around the same time we got info on eps 3.1 and 3.2
S3 eps 3 spoilers
Spoiler
It involves Pinkie and clones.
Cue chaos, cue Pinkruto jokes.
edit: ninja'd.... Pinkie'd... Pinkie-ninja'd
Pinkruto from the Village of Hidden Friendships. Guided by Celestia the First Wa-kage (和影 Harmony-shadow)
Shadow Cloning Double edit: wait... in this scenario is Twilight Sasuke or Rainbow Dash? Twisuke? Dashuke?
Mass Pinkie Clone Harmony no edit Justu: Think it's best to go with Dashuke, Sakutwi, Hinashy, Apple Lee and Rarino