Chuck, 9 p.m., NBC

The series finale. I remember when Chuck started, and it was so great and funny and different, and fans rallied around it to save it, and sent then-NBC head Jeff Zucker Subway sandwiches (or maybe it was pecans, I can’t remember) to save it, and NBC struck the deal with Subway, and it came back and then it progressively got … less good. Thanks for the memories, Chuck.

Kitchen Nightmares, 8 p.m., Fox

G.R. follows up with four restaurant he bleeped into shape to see if they have stayed the course.

(500) Days of Summer, 8 p.m., E!

“After his girlfriend dumps him, a greeting-card writer reflects on their 500 days together to try to figure out where their love affair went wrong.” Starring Joseph Gordon-Levitt, Zooey Deschanel.” For those of us who need an extra Zooey fix this week.