The Midnight Society continues to go in search of the original members who each hold a clue to the mystery. The final episode focuses on Vange and Andy's search for 'The Riddle Man'.
While Hal secretly takes the boys to the stock car races, Lois desperately searches for her missing paycheck. Francis at military school is keeping a boa constrictor as a pet.
Engaged lovebirds Richie and Janice have an explosive first quarrel. Meanwhile, Irina takes drastic measures to try to convince Tony to continue their affair.
Squidward wakes up and finds out it is April Fools Day. April Fools Day is SpongeBob's favorite holiday so Squidward becomes paranoid, thinking SpongeBob will play a joke on him. Squidward plays a mean trick on SpongeBob, but after SpongeBob runs home crying, Squidward must apologize.
SpongeBob and Patrick go to the Fry Cook Museum and are looking at the exhibits, when they come across the a spatula stuck in hardened grease. This spatula could only be pulled out by a fry cook worthy enough to cook for Neptune himself. SpongeBob pulls the spatula out with ease, and is excepted to move to Atlantis as Neptune's fry cook! But, when Neptune tells SpongeBob he cannot bring his friends, SpongeBob starts to reconsider. Will SpongeBob leave his friends behind?
Kenan And Kel make one last appearance to the studio audience. Kel reveals that he has got everything that Kenan has ever wanted. Countless items that Kenan has demanded over the four seasons are displayed.
Randall and Hopkirk are detective partners with a difference: one of them is a ghost.
Terry has to multitask and go after a group of robbers while caring for a computerized egg baby for a school assignment.
Tommy and Merton uses a wormhole to travel back in time to take a look, but a Russian enters the wormhole to change history and take over the world.
Syd's dad is about to 60 years old and is not happy about it. Jim is mad that people are taking over a former vet's practice leading Jim to wonder about closing his practice. Robbie is still trying to figure out how to repay Heather. Jim's accountant advises him to sell his practice because the accountant feels Jim should retire. Jim gets ready to shut down his practice. Syd and Joanie read the fax and learn he could retire (Syd was waiting for a fax and stumbled on the fax for her dad.)
A group of disparate fugitives from an interplanetary tyranny find themselves in control of a massively powerful starship.
Family ties threaten to choke Eric and Cory when they argue over what to sell--and what to save--at a Matthews garage sale. Meanwhile, Jack and Shawn try to become more brotherly, but can't find anything in common to bond over.
Nash goes undercover to stop a high-end heist artist. Joe helps a restaurant critic who receives death threats; Evan is back in the SIU; Caitlin takes an administrative job within the department; and Harvey helps out a troubled 12 year old boy.
Mr. O'Neill finds a way to make self-discovery even more painful than usual.
Chiana leaves Moya and goes to 'grave planet' populated by reckless thrill seekers who play dangerous and life threatening games.
The pregnant daughter-in-law of a Christian College president is murdered in her hotel room, and the detectives discover that the man had been involved in some very unholy activities.
The family is whole again when Jimmy returns home. Laura still wants a divorce but Ian Bowles returns and he now owns a share of New Moon. Emily comes up with the idea to marry in order to pay for Aunt Laura's divorce so she can retain rights to the farm. She tries to become a mail order bride. While she is writing it Teddy arrives, at first she ignores him, but when he climbs up to her window they go outside to talk.
When upset with all the rules in her life, Sabrina is sent to an old west town that has no rules.