Tempus escapes from a home for the criminally insane and with a new technology from the future he plants subliminal messages into the minds of the people saying that "John Doe is a darn nice guy". In truth, John Doe is Tempus, and now with this fake identity, he is running for presidency of the United States. There are only a few people who doesn't believe him: non-users of telephone, and Lois and Clark, but he will do everything to solve this problem, including banish Superman into a time window.

Lisa is interested in babysitting. Ned Flanders offers her a job to watch his boys, and gives her a glowing review. Homer and Marge are impressed, and ask her to baby sit Bart while they're at the Squidport gala. To make Lisa look like a bad babysitter, Bart feeds Maggie coffee ice cream and embarks on a series of pranks that unnerve Lisa. When he refuses to go to bed, Lisa lunges at him, causing him to fall down the stairs and break his arm. Bart bangs his head against a door to make the injury more serious, and passes out in the process. Lisa panics and takes him to Dr. Nick's clinic in a wheelbarrow. Bart falls out down a hill on the way, stopping yards from the gala. The townspeople are mortified, but Lisa still receives more babysitting offers the next day.

Laotians Kahn and Minh Souphanousinphone and their daughter Connie move into the house next door to Hank. Hank and Kahn take an immediate dislike to each other, but Peggy makes Hank go to Kahn's barbecue, for fear that people will think Hank is a racist. Dale refuses to eat the burgers at the Bbq, citing that they are dog meat, and when Ladybird and Doggie go missing, Hank thinks he ate them.