After a nostalgic flashback to the glory days as his high school's baseball all-star, Cleveland visits his Alma Mater to find out there's no longer a team. Principal Wally gives Cleveland one week to raise money to re-build the stadium before the season begins. Cleveland then steps in as head coach and dusts off his retired jersey in an attempt to convince Cleveland Jr. to play ball instead of joining the math club
Grampa is sitting on a bench waiting for his family when a thoughtful-looking man named Marshall Goldman approaches him and asks to hear about his life. Grampa tells Goldman about the time he was on a World War II battleship, which was hit by an enemy torpedo, and Goldman, a human-interest columnist, publishes it in The Springfield Shopper. Later, Grampa meets Mitch Albom and shares another story with Goldman for a follow-up article. Homer becomes jealous of Grampa's newfound fame and seeks a surrogate father. But when Homer discovers a draft of Goldman's third story, he must race to find Grampa before it is published and his life is changed forever.
When Peter hits his head and suffers amnesia after getting in a fight with Richard Dawson on Family Feud, he forgets everything about his life, including his family and friends. In an attempt to try to bring back his memory, Lois decides to reintroduce Peter to his old self, until he begins to hit on other women, much to Lois's dismay. She decides to take the kids and leave Peter, giving Quagmire the opportunity to score with Lois. Peter now must prove to Lois he can remember her and make himself worthy of her again.
A successful lawyer calls 911 reporting that both he and his wife have been shot after being forced off the highway by an unknown assailant. Police investigate and unravel a shocking mystery.
When a vicar chokes to death on a cocktail while attending a party held by actor Sir Charles Cartwright, Poirot initially dismisses the idea of murder but reconsiders when another guest dies in the same manner.
Kitty's life is in jeopardy as the Walkers frantically search for a bone marrow donor.
Wallander investigates the brutal slaying of an elderly couple at an isolated farmhouse.
In the aftermath of the plane crash, the residents of Wisteria Lane think about what their lives might have been like had they made different choices. Susan contemplates a life with Karl had she not left him. Bree considers life without Orson. Lynette thinks about a future with her unborn twins. Carlos reflects on how Gaby would be as an over-protective mom and Angie ponders the consequences should her secrets be revealed.
When Stan gets told by Francine to get rid of his gas-guzzling SUV, he and Roger hatch up a plan at the local horse track to avoid losing his car. Meanwhile, Steve and his friends help an old friend.
Amy leads a rescue search to find Ty and Scott, whose plane has gone missing in a remote forested mountain area.
Fanboy and Chum Chum meet a Viking named Thorvald, and try to get him back home to Valhala.
When Fanboy and Chum Chum are punished for making a mess in the cafeteria, they have to help Janitor Poopatine clean up the school.
SpongeBob gets Gary a new playmate, who is vicious and mean.
When a giant fish terrorizes the duck pond, Skipper leads a mission to eliminate the menace.
The Challengers of the Unknown go to the island and are exposed to Starro. Later, Blue Beetle runs into trouble on Oa when the Green Lantern Corp try to arrest him for possessing the scarab.
Squidward gets caught littering and is sentenced to community service.
Giada prepares a menu that will help viewers stick to their New Year's Resolution to follow a healthy diet.
Loki teams up with Doctor Doom in a plot to take over Asgard. Meanwhile, the latest Infinity Fractal causes Thor to lose his memory and it's up to Iron Man and Hulk to help him remember who he is.
Ten celebs take on one of television's largest and most extreme obstacle courses.
After Freddy gets struck by lightning, he becomes a genius and knows everything, so they get him to compete in a trivia show so they can win a million dollars. They realize that, unfortunately, Freddy's intelligence is only temporary and he becomes stupid again after a prolonged period of time. So the animals make an electrical system to make Freddy smart with each shock. But the problem is, every time a question is announced, he keeps getting dumb again and again. Frustrated that he keeps getting dumb, Freddy goes backstage and shocks himself at high velocity and dreams that he meets with Albert Einstein who gives him the answer to the final question which is actually incorrect so Freddy curses Albert Einstein for making him lose.