Board Thread:News and Announcements/@comment-26512791-20180308175138/@comment-33995766-20180309015400

Steven Bomb 17 wrote: You know White Diamond looks kinda weird now that I look at her, I dunno maybe it's the area around her face or the pose she's in but her design feels eerie White Diamond's head is HUGE.

So the homeworld gems bully her because of her head so much that WD decides to not show up anymore. (Useless something big happened like helping the other diamonds doing the corruption attack)