Christy and Bonnie Are Unwelcome Guests on Mom Episode 21

Christy (Anna Faris, right) and Bonnie (Allison Janney, left) discuss Bonnie's court case, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Bonnie (Allison Janney, right) and Christy (Anna Faris, left) fight over what transpired in court, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Regina (Octavia Spencer, left) and Jill (Jaime Pressly, right) listen to Bonnie during an AA meeting, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Christy (Anna Faris, left) listens to Bonnie (Allison Janney, right) share during the AA meeting, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Bonnie (Allison Janney) gets ready for community service, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Bonnie (Allison Janney, right) argues with Christy (Anna Faris, left), on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved

Bonnie (Allison Janney, left), Christy (Anna Faris, center) and Roscoe (Blake Garrett Rosenthal, right) have dinner, on MOM Thursday, April 23 (9:30 -- 10:00 PM ET, PT) on the CBS Television Network. Photo: Sonja Flemming/CBS ©2015 CBS Broadcasting, Inc. All Rights Reserved