TV Guide Nickelodeon Tuesday

Sheldon and Howard prepare to celebrate Amy and Halley's upcoming birthdays; a Christmas letter from Leonard's brother makes him feel unaccomplished.

Howard's wedding plans are put in peril when the guys throw him a bachelor party; Bernadette reconsiders marrying Howard after learning about his history.

Howard must face his fears when NASA decides to move up the scheduling of his mission, which could put the wedding plans in jeopardy.

Phoebe is discovered by a record producer who wants to make "Smelly Cat" a video; Joey considers moving back in with Chandler, but Chandler has a new roommate.

Joey's soap opera character gets dropped down an elevator shaft; much to Chandler's horror, Phoebe helps Chandler bond with his new roommate.

Creeped out by his bizarre new roommate, Chandler demands he move out; a new book on female empowerment inspires the ladies to have a "goddess meeting."

Haley struggles to choose between her past and present relationships; Manny returns to school while his girlfriend continues to stay with Jay and Gloria.

When Phil finds out that his real-estate class will be cancelled if any additional students drop the course, he tries to keep a particular student from leaving.

Haley needs some motherly advice from Claire as she thinks about her future with Dylan and her career; Mitch encounters Phil's nemesis at an unlikely place.

Calvin organizes a yard sale at Dave's recommendation and later regrets it when a longtime neighborhood resident purchases a valuable item he plans to retrieve.

Tina prepares to teach piano lessons for Grover and Malcolm manages to get a retail job, but neither of them has an auspicious start to their plans.

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.

Mr. Krabs searches for enough food to feed Pearl, who is experiencing a rapid growth spurt; Plankton disguises himself as Sandy and infiltrates the Krusty Krab.

Ryder and the pups get called to Adventure City when their biggest rival becomes mayor and starts causing chaos all over the metropolis.

Peppa and George start playing with bubbles and an old tennis racket; Peppa shares a picnic with Mr. Zebra the Postman and Zoe Zebra.

When Luke Stars goes missing before his concert, Sweetie tries to take over; while the Princess is away, the animals run all over Barkingburg Castle.

Mayor Humdinger steals Francois' water-walking shoes and is trapped in a turtle nest; a long-lost letter inspires Ms. Marjorie to visit an old surfing buddy.

A digging machine goes out-of-control and takes Uncle Otis on a wild ride; Digi and Tal try to help Mayor Humdinger but leave the Mayor covered in jam.

When Camila the truck driver needs a place to stop and eat, the pups and Café Carl have a fancy idea.

Rubble & Crew use a complication to make Sierra Sparkle's big concert stage sparkle; Grocer Gabriel wants something special built outside of his grocery store.

Marshall's new pet frog is taken off by Skye's helicopter before his jumping contest; an alien spaceship crashes at Yumi's and requires help from the patrol.

Adventure Bay is getting a brand-new airport and Sweetie tries to take the Princess' place at the grand opening.

Max gets some guidance from a farm dog as he tries to protect a toddler, who is the newest member of his family, and Snowball goes on a dangerous mission.

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.

Van Helsing's strange new invention turns Drac and the gang into humans and Johnny into a monster, so they must figure out a way to switch back.

Phoebe's world view is shattered when she learns how "Old Yeller" really ends; Monica becomes jealous when Richard begins going out with Joey and Chandler.

Chandler and Ross run into two bullies at the coffee shop; Monica is forced to get a job at a 50's theme restaurant after losing her cash in the stock market.

The gang plans a surprise party for Rachel, but even they show surprise when they discover that both of her estranged parents have shown up.

Phoebe catches chicken pox just as her old flame arrives in town on leave from the Navy; Joey gets a job at Chandler's office but decides to play it as a role.

Rachel agrees to be maid of honor at her ex-fiancé's wedding; to get a role in Warren Beatty's new movie, Joey needs to practice kissing other guys.

Ross reveals a fantasy to Rachel involving a certain "Star Wars" character; Chandler wants Joey and Janice to bond, so they spend the day together.

Ross is in a hurry to get everyone dressed for an important banquet at the museum but no one is co-operating; Ross offers to drink a glass of fat.

Monica uses her free time after breaking up with Richard to make jam and considers insemination through a sperm bank; Phoebe dates a man who stalks her twin.

When Howard and Bernadette decide to finally get married before his NASA launch, the gang all works together to put on a decent wedding for the couple.

Raj must deal with potential loneliness with his friends being out on dates; Howard is caught in the middle of an argument between his mother and Bernadette.

Sheldon must find a way to keep a secret under wraps when he discovers that Penny is thinking about breaking up with Leonard, so he tries to intervene.

Amy gets nervous when Sheldon hires a cute, young, female assistant; the pressures of being in space start to finally take their toll on Howard.

Howard has returned from space but is not getting the hero's welcome he expected; game night suddenly turns into a heated battle of the sexes.

Phoebe pretends to be Joey's agent and has some success in getting him auditions; Ross is upset when Ben brings a Barbie doll on his weekend visit.

Phoebe has trouble bonding with her half-brother when the estranged relative is in town for a visit; Joey attempts to build an entertainment center.

Janice questions the group as to whether any of them have ever slept together in the past, leading the collective of companions to reflect upon a period of time

Dede's husband arrives in town to leave her belongings to the family; Mitch and Claire get a little more of Dede than they bargained for.

Claire and Phil doubt that Haley and Dylan can survive on their own as they move them into their new apartment before the baby is born.

Phil and Claire choose to go on a cycling tour through Italy before they become grandparents; Cameron and Mitchell confront Lily about some reading material.

Gemma faces the unexpected aftermath of her decision to fire one of the school's teachers; Calvin and his newspaper carrier get caught in a heated exchange.

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.