Rob Kardashian is completely done with his family.

On Sunday's episode of Keeping Up With the Kardashians, sister Kourtney Kardashian finds out about Blac Chyna's "slap" emoji of Kylie Jenner, and, like any sister would do, immediately came to her defense.

MORE: Kourtney Kardashian Spotted on a Date With a Mystery Man —See the Pic!

Kourt admitted she yelled at her brother over his fiancée's mean emoji, but her questioning of "Chyna's intentions" sent Rob completely over the edge.

blac chyna emoji

"I'm gonna go on the red carpet tonight and I'm gonna tell everybody how I have the worst, most unsupportive, disgusting family," Rob responded.

The mother-of-three, who appears to be the most "chill" of the Kardashian sisters, didn't take her brother's comment too seriously, and instead assumed he was overreacting.

MORE: 13 Shocking Facts You Didn't Know About Blac Chyna!

Kylie didn't appear too phased by the emoji drama either, and the family has since made amends. Chyna and King Kylie have also reconciled, and the model even celebrated sister Khloé Kardashian's 32nd birthday with the clan.