Anna Faris, Kevin Pollak Anna Faris, Kevin Pollak

Christy (Anna Faris) may have finally connected with her long-lost father Alvin (guest-starKevin Pollak) on CBS' Mom, but their relationship isn't exactly a warm and fuzzy one. And it probably doesn't help matters that Christy's mother Bonnie (Allison Janney) wants nothing to do with her former fling.

Grammy Awards: Check out complete coverage

In this exclusive clip from Monday's episode, Christy angrily and abruptly introduces her children, Violet (Sadie Calvano) and Roscoe (Blake Garrett Rosenthal), to their grandfather.

Check out the scene below:

Mom airs Mondays at 9:30/8:30c on CBS.

(Full disclosure: is owned by CBS.)