The event was all about pink cherry blossoms.
Kylie Jenner posted this dreamy shot of the pretty-in-pink party.
John Legend's lady love couldn't help but smile at Kim K.'s party.
Chrissy Teigen got into the goodies...
Khloe Kardashian wears and off-the-shoulder ensemble for her big sister's baby bash.
Kim is all about cherry blossom for baby no. 3.
Kim's oldest looks oh-so happy to celebrate baby no. 3. "Look at the cute little dress Northie is wearing," gushed mom.