Air date: 9/11/99

Nature Pants: SpongeBob wants to give up his current life to live with the jellyfish against the wishes of all his friends. But, Spongebob learns that a jellyfish life is not an easy one.
Opposite Day: Squidward gets so mad at SpongeBob and Patrick, he decides to sell his house. Squidward needs to get rid of his annoying neighbors so he can sell his house. He tells SpongeBob and Patrick that it is "Opposite Day." Squid hopes that they will act the opposite of what they usually are, annoying. Of course, it doesn't work out as planned.

Culture Shock/F.U.N.

Air date: 918/99

Culture Shock: A talent show is taking place at the Krusty Krab to get more customers and more money, and Squidward is in charge. He will do anything to prevent SpongeBob from doing participating in it.
F.U.N: SpongeBob thinks that Plankton is evil only because he is lonely and has no friends. SpongeBob becomes Plankton's friend and plays with him. But, Mr. Krabs is convinced that Plankton is evil and that SpongeBob should not be hanging around with him.

MuscleBob BuffPants/Squidward, the Unfriendly Ghost

Air date: 9/25/99

MuscleBob BuffPants: SpongeBob thinks he can get more attention if he becomes physically fit. But he soon finds that exercise is hard work, and orders "anchor arms," which he inflates with air, and looks buff. Everyone finds out how fake he is when Sandy signs him up for the annual anchor toss competition at Muscle Beach.
Squidward, the Unfriendly Ghost: SpongeBob thinks he accidentally killed Squidward, so Squidward decides to use it for his advantage. Threatening to haunt them for the rest of their lives, Squidward makes SpongeBob and Patrick his servants.

The Chaperone/Employee of the Month

Air date: 10/2/99

The Chaperone: SpongeBob takes Pearl to the prom because her previous prom date dumped her, and she is very emotional about it. SpongeBob and Pearl cause all kinds of mischief, and they eventually get thrown out of the prom.
Employee of the Month: SpongeBob must try to uphold his position as "Employee of the Month," which he has won for 27 months in a row. But, when Squidward tells him the award is a scam, SpongeBob starts to tease Squidward by saying he could never be "Employee of the Month." Squidward challenges SpongeBob, and then make a mess of everything.

Scaredy Pants/I Was a Teenage Gary

Air date: 10/28/99

Scaredy Pants: It's Halloween and SpongeBob tries to scare some kids as "The Flying Dutchman," but the kids just laugh at his silly costume. SpongeBob gets Patrick to shave his head round, so he will look more like a ghost. He goes to the Krusty Krab to show off his costume, but everyone is more afraid of what is inside the costume.
I Was a Teenage Gary: Gary becomes sick when Squidward forgets to feed him, so a doctor has to come and give Gary some medicine. The doctor has Squidward give Gary the shot. Squidward accidentally gives the medicine to Spongebob instead of Gary, which turns Spongebob into a snail.

SB-129/Karate Choppers

Air date: 21/31/99

SB-129: Squidward becomes frozen while hiding from SpongeBob and Patrick. He stays frozen for so long, he wakes up in the future. Once he's in the future, he thinks he will be able to get away from SpongeBob and Patrick, but it seems where ever he goes, they are always there somehow.
Karate Choppers: SpongeBob and Sandy just can't stop practicing karate, even after Mr. Krabs warns SpongeBob that he will be fired. Soon Mr. Krabs finds them in the park using karate to make sandwiches, so he hires them both to make Krabby Patties at a super fast rate using Karate.

Sleepy Time/Suds

Air date: 1/17/00

Sleepy Time: SpongeBob leaves his dream in order to see what everyone else is dreaming about. But the other citizens of Bikini Bottom don't appreciate this because in the process of his "Dream Exploring" he wakes everyone up and disturbs their sleep.
Suds: SpongeBob becomes sick after he leaves the door to the fridge open, and his house becomes icy. But when he gets ready to go to the doctor, Patrick scares him, and tries to cure SpongeBob himself.

Valentine's Day/The Paper

Air date: 2/14/00

Valentine's Day: SpongeBob wants to give Patrick the best Valentine's Day gift ever, a chocolate heart shaped hot air balloon. Sandy starts to drive it over to SpongeBob and Patrick at the Valentine Day fair but, scallops attack the balloon, and SpongeBob must stall for time. Patrick goes crazy waiting for his gift, and starts to attack people at the fair.
The Paper: SpongeBob gets a small piece of paper from Squidward to play with. Squidward thinks that the paper is useless and just gives it away. SpongeBob soon does many fun things with it, and makes Squidward very jealous.