TV Guide Nickelodeon Saturday

Leonard and Amy retrieve Sheldon from Arizona; Penny is interviewed for a job at Bernadette's office; Howard is disturbed by Stuart and Mrs. Wolowitz's link.

When Sheldon is coerced into taking on the job of instructing a class, Howard enrolls in the course; tensions arise between Penny and Bernadette.

NASA invites Wolowitz to throw the first pitch at a Los Angeles Angels game; Leonard and Penny try to disprove Sheldon's claim that he and Amy are "superior."

The family helps Claire with her debate for the town council seat; Lily learns her first expletive and Mitch and Cam don't know how to deal with it.

Phil is so distracted by trying to impress his new business partner that he doesn't notice when Claire thinks the new partner is being overtly inappropriate.

Phil and Claire take Cam and Mitch out to dinner where they drink a bit too much, which leads to sharing a bit too much, and results in being hung over.

Mitchell manages to ruin one of Jay's most successful golf moments; Phil overhears something that may forever change how he views his little girl.

Calvin hesitantly agrees to invite Dave along with Malcolm and Marty for a guys' night; Gemma and Tina embark on their first girls' trip to Las Vegas.

Tina insists that Gemma does not need to pay for car repair work done at Calvin's shop; Malcolm and Marty compete for the same woman's affection.

SpongeBob stages practical jokes for April Fool's Day and annoys Squidward who decides to get even; SpongeBob takes part in the Fry Cook Hall of Fame.

SpongeBob and Patrick play with time and send themselves to a different Bikini Bottom; the guys standby as Mermaid Man and Barnacle Boy fight.

Plankton tricks SpongeBob into hiding his rotten chum around the city; SpongeBob befriends a small storm cloud and he must protect it from a crazed weather man.

SpongeBob runs into some trouble when he suddenly develops a new abrasive side; SpongeBob experiences a series of problems after getting an earworm.

The Patrick Show is countrified; the Kelpbed Kids travel to the future.

SpongeBob SquarePants falls asleep on the bus and ends up in a strange town full of Bikini Bottom doppelgangers; Squidward loses his memory.

Jokey tries to prove that Storm is afraid of nothing; Hefty's shadow comes to life and rebels because it wants to be free to do whatever it wants.

An evil magician visits Important City and uses Stumpy as an assistant in his diabolical magic act; Fuzzleglove decides to make an evil-lair upgrade.

An ordinary Lego mistakenly identified as a master builder joins a company of strangers on a quest to save the world from the clutches of a cruel tyrant.

Hiccup learns that Toothless is not the only Night Fury and goes on an adventure to find a secret dragon utopia called "The Hidden World" before a tyrant does.

When Mr. Krabs is framed for stealing King Neptune's crown, SpongeBob and Patrick set out to retrieve it before the king unleashes his wrath.

After falling into a time capsule and being knocked unconscious, Squidward wakes up and immediately believes that he traveled a half-century into the future.

Sandy's competitive nature disturbs SpongeBob and Patrick's jellyfish fishing; SpongeBob pulls a loose string from Squidward's shirt which never seems to end.

Plankton and Karen take dance lessons and quickly become the top of the class; equipped with a magical spell book, SpongeBob cooks up chaos in the kitchen.

SpongeBob grows jealous when Patrick spends more time with Squidward; SpongeBob seeks help from his friends to overcome his nervousness.

Squidward receives an invitation to perform in a play at the Krusty Krab; SpongeBob and his friends go to a cowboy rodeo deep in the heart of Texas.

SpongeBob asks his grandma to stop kissing him in public because it embarrasses him; Squidward finds new neighbors who are more like himself.

The Patrick Show is countrified; the Kelpbed Kids travel to the future.

The Science Scouts begin selling biscuits in order to fund a trip to Mars; a competitor threatens to shut down Mrs. Puff's driving school.

SpongeBob and Squidward work the nightshift when Mr. Krabs keeps the Krusty Krab open 24 hours a day; Mr. Krabs hires SpongeBob to be his financial advisor.

Hiccup learns that Toothless is not the only Night Fury and goes on an adventure to find a secret dragon utopia called "The Hidden World" before a tyrant does.

Raj comes clean to Emily about his history after his girlfriend acts callous towards Penny; the guys contemplate sharing ownership of Stuart's comic book shop.

Penny is accused of being a "buzzkill" after she receives a work email while in Las Vegas; the guys procrastinate while designing an innovative item.

Sheldon and Raj determine whether they can endure a dark-matter research exploration inside a salt mine; Leonard and Penny wind up arguing over money.

Penny's flirty sales method winds up attracting a lovesick doctor; Amy and Bernadette debate whether female scientists should be more sexually appealing.

Bernadette and Amy organize a high school prom on the rooftop of the guys' apartment complex; Sheldon feels forced to take part in the idealistic prom rituals.

Cameron's birthday falls on Leap Day, and the pressure for Mitchell to get it right is high; Phil's plans to celebrate the holiday are thwarted by the girls.

After Cameron's clown mentor passes away, he is reunited with his ex-clown partner; Phil is trumped by another agent when trying to land an important listing.

The whole family unites for some last-minute campaigning; Claire does some last-minute interviews, but has a few technical difficulties.

Claire helps Luke cope with the passing of his friend and neighbor Walt; Phil and Alex have some quality father-daughter time; Haley hosts an unapproved party.

The Dunphys are shopping for a new car; Phil makes an impulsive purchase without Claire; Jay is firm in going to his high school reunion with Gloria and Manny.

The Pritchett-Dunphy-Tucker clan encounters motion sickness, achy feet and a wayward toddler when they take a family trip to Disneyland.

Dave is stunned by Calvin's idea of camping when the two families go on a camping trip; Gemma and Tina meet a deceptively nice general store proprietor.