Homer can't tell Marge he won the lottery because he was supposed to be giving a wedding toast when he bought the ticket. But Bart soon finds out where he's hiding the money and begins to blackmail him.
Moe's gruff and abrasive personality makes him the perfect hyper-critical judge, and lands him a spot on American Idol. Meanwhile, Homer makes Marge uncomfortable when he starts spending more time at home with Moe's now closed.
A Satanic board game causes other popular board games to come to life, Homer and Marge rescue a possible killer and let him on their boat, and a parody of "Twilight" where Lisa falls for a young vampire.
When Lisa discovers that Marge was also a model student, she tries to find out where everything changed so that she doesn't repeat her mistakes. Meanwhile, a series of chance accidents cause Bart to replace Nelson as school bully.
It's beginning to look a lot like Christmas in Springfield, but while Marge gets in the holiday spirit, it's bah humbug for the rest of the family. Disappointed that she is alone spreading the holiday cheer, Marge sends a letter to Martha Clause to help her save the family Christmas. Martha comes to the rescue and transforms the house into the North Pole chalet Marge has always dreamed of, but when the family is noticeably absent from the perfectly trimmed holiday home, she realizes that it's Homer and the kids who make the holidays special. Meanwhile, the Simpsons ...