Homer bludgeons the Grim Reaper to death; Lisa harvests human-body parts from Springfield residents to create a Frankenstein monster (guest voice Jerry Lewis); Bart and Milhouse discover a watch that stops time.
After years on the lam, Mother Simpson (guest voice Glenn Close) returns to Springfield only to be nabbed by the law.
Filmmaker Michael Moore supports Lisa's cause when she stages a revolt at Springfield Elementary School.
Prime Minister Tony Blair welcomes the Simpsons to England, where they run into author J.K. Rowling and actor Ian McKellen.
Homer creates a homemade bear-fighting suit for his mission of revenge against a bear that attacked him during a visit to the dump.
After Krusty admits he never had a bar mitzvah, he hires Homer to fill in as guest host on his show during the ceremony.
Homer sells a Joe DiMaggio card for a pile of cash, then fritters it all away on himself before being roused by Charles Dickens' "A Christmas Carol."
Marge decries a movement that favors a school-tax exemption for Springfield's childless residents.
Homer builds a robot suit and battles robots in competition; Lisa mourns the loss of Snowball II.
Marge writes a novel, "The Harpooned Heart," using Homer and Ned as inspiration for her characters; Homer gets the book-on-tape version read by Mary-Kate and Ashley Olsen.
When the library runs short of books, Marge regales the kids with yarns about King Henry VIII, Sacagawea and Mozart.
Milhouse moves away, leaving Bart to find a new best friend in Lisa; Bart visits reinvented Milhouse in Capitol City.
The interviewer (guest voice Simon Cowell) at a gifted preschool insults Maggie, then jealous Lisa leads her astray after she gets accepted.
Marge's old flame Artie Ziff (guest voice Jon Lovitz) moves in after losing his dot-com fortune; after Homer wins the remaining shares of Artie's company, he becomes the subject of an investigation.
After a bender Homer frames Marge for his DUI, and as a result Marge must check into rehab.
Judge Harm (Jane Kaczmarek) sends Bart to juvenile detention, where he meets a tough girl (Sarah Michelle Gellar) who helps him devise an escape plan.
When Principal Skinner's fiance calls off the wedding, he seeks Homer's help to win her back, then Edna runs off to a comic book convention with another man.
When Homer and Marge get caught having a rendezvous in Miami, Bart, Lisa and Grampa Simpson take off on a cross-country journey to foil their romantic getaway.
Homer confronts Springfield's evildoers in the form of his crime-fighting alter ego, the Pie Man.
Homer and Marge learn they were destined to be together when Homer tells the story of his first kiss.
Bart gets the family thrown in jail when he moons the American flag.