When Smithers is devastated by Burns' lack of affection towards him, Homer makes it his mission to find him a boyfriend. Meanwhile, after Bart orchestrates the removal of the lead in the school's stage production of "Casablanca," Milhouse serves as a terrible understudy, which frustrates his co-star, Lisa.

Homer recalls a tense family vacation to the Grand Canyon with the Flanders family. At first, the Flanders' perfection puts the families at odds, but when they get stranded and Ned and Bart go for help, the families finally bond. Blackboard: 'Dad swears he'll get his taxes in soon'.