This come's right after the recent shake-up of episodes 19 & 20.
Episode 21 will now be "Romeward Bound" and is set to air April 15th. Which previously was going to be "The Bro Mitzvah" which is now episode 22, now airing 29th April.
It's unclear why so many episode changes are happening.
Read more spoilers for next week's return episode here.
Why do you think there's been so many episode shake-ups this season?