Kris Jenner may still keep in contact with Scott Disick, but it doesn't look like the rest of her famous family has!

According to a new report, both Kendall Jenner and the 32-year-old father-of-three attended Chris Brown's album listening party in West Hollywood on Dec. 15 — though neither acknowledged the other's presence!

RELATED: Kourtney Kardashian Shares Another Cryptic Instagram Post, Which Hints at Her Future

An eyewitness reveals that the 20-year-old supermodel "rolled her eyes" when she saw Scott and his entourage and that the duo never even exchanged "hellos."

kendall jenner

Kendall and Scott in 2014.

“There is definitely some frigidness between them,” the source tells Us Weekly.

Interestingly enough, Scott attended the bash with Khloé Kardashian's ex French Montana, and sources say the pair has become "super buddy-buddy," hanging out at The Weeknd's LA concert last week.

RELATED: Kendall Jenner Posts New Photos of Reign and Penelope Disick — See the Pics!

It's been five months since Scott and Kourtney split after nine years together, and while the party boy hasn't been linked to anyone in weeks, his ex is rumored to be hooking up with Justin Bieber!

Scroll down for a more detailed look at the former couple's complicated relationship.