Things aren't going well between Rob Kardashian and his soon-to-be mother-in-law, Tokyo Toni!

The 47-year-old was livid after seeing the first trailer for the reality star's baby special with fiancée Blac Chyna, in which he calls the grandmother a "loose cannon."

MORE: Blac Chyna's Son King Cairo Kisses Baby Sister Dream Kardashian in Adorable Instagram Video!

Toni took to Instagram on Monday to reprimand the 29-year-old in a profanity-laced rant.

rob kardashian tokyo toni splash, instagram
Splash, Instagram

"A Lose Canon [sic]? Since I am the topic of y’all conversation to be demonized!!" she wrote, according to the Daily Mail.

"No your entire family are lose canons boy! Think about it!" she continued. "Don’t ever come for me again @robkardashian."

MORE: Enter For a Chance to Win a Lenovo Tablet From Intel Worth Over $1,000!

Toni added, "To be talked about like this for ratings! WHERE THE F–K IS MY CHECK…. Now if you want drama I can bring it by the CANON LOAD!"

What a functional family dynamic! Scroll down to see photos of baby Dream to put you back in a good mood.