When Bart is forced to chaperone Jimbo's girlfriend to a movie, she ends up developing feelings for him, resulting in a whole bunch of trouble with the bullies at school. Meanwhile, Homer is persuaded to buy a state-of-the-art treadmill, fully equipped with a television. When Lisa shows Homer that he can access television shows wirelessly, he develops an obsession with watching an old television show from the treadmill, but not actually working out, until Marge decides to intervene. Blackboard 'Teacher does not have to pay a "Ugly Tax".

After going on "date night" to a spy movie starring crime fighter Stradivarius Cain, Marge becomes upset with Homer for blurting out embarrassing remarks throughout the film, but Homer's attempts to reconcile with Marge do not seem to fix anything. Later, Homer is knocked off a ladder and suffers a concussion on the job, leaving him out of work for six weeks. Instead of telling Marge, Homer decides to use the time to learn how to become a better husband with the help of someone whom he believes is Stradivarius Cain.