“Mom” (9 p.m., CBS): A compellingly turbulent season of “Mom” comes to a

“Mom” (9 p.m., CBS): A compellingly turbulent season of “Mom” comes to a close with a season finale that has Christy (Anna Faris) blaming Bonnie (Allison Janney) when Roscoe (Blake Garrett Rosenthal) announces that he wants to go live with his father.

“Backstrom” (9 p.m., Fox): Dwight’s post “Office” career change hasn’t gone well, and tonight’s season finale is likely to be the last we’ll see of the detective.

“Impractical Jokers Punishments: FUNNY ’CAUSE IT HURTS” (10 P.M., TRUTV): Tonight’s show features best-of and never-before-seen clips.

TV LISTINGS, B6