Krusty has a comedic crisis after he's roasted on TV so he goes to his father for comfort.
Meanwhile Lisa is overly worried about her father's health.
Homer has had enough of Bart's disrespect and decides to get serious about being a parent, but this ends up failing, so Marge signs the two up for a cruise on the Relation Ship, and while they are gone, Marge wins Homer's fantasy football league.
Marge makes sandwiches for the Kids at Springfield Elementary, and they are such a success that she decides to open a franchise sandwich store, but running a store proves to be quite difficult, especially when another store opens across the street.
Bart and Lisa are transported to a demon-filled alternate universe after Bart reads a set of Aramaic symbols he finds on the underside of his desk.
Moe’s “Clockwork Orange”-style gang is disrupted when Dum falls for a girl who wants him to give up the thug life.
In an homage to “The Others,” the Simpsons are visited by their former Tracey Ullman-era versions of themselves.
Lisa brings in Assemblywoman Maxine Lombard to put a stop to Mr. Burns’ fracking operation, but is taken aback when the two political opponents find themselves attracted to one another.