This is it. This is the episode that really starts Susie’s shift from pure antagonist to a character you’re rooting for. (Even if she really was charming the entire time.)
Susie may be able to walk around understanding two contradictory sets of facts, but Pepper’s savage speech was apparently a fact too far. Thankfully she didn’t think to turn the cake into a monster, or merge with it in a Steven Universe: Future-like rampage.
This episode of the podcast is also available on YouTube.