1. Poxy  

First aired: 1/11/2004    Production Code: 101

Experiment 222: POXY

Lilo and Stitch must get shrunk by one of Jumba's machines and, along with the buggy, travel through Pleakley to find Experiment 222, which is making him sick.

2. Spooky  

First aired: 10/12/2003    Production Code: 102

Experiment 300: SPOOKY It's Halloween and a shape-shifting experiment is on the loose causing everyone to face their biggest fears.

3. Kixx  

First aired: 10/20/2003    Production Code: 103

Experiment 601: KIXX

When experiment 601 is activated, he begins beating up the islanders. Stitch can take him, right?

4. Cannonball  

First aired: 10/13/2003    Production Code: 104

Experiment 520: CANNONBALL

When an experiment that could flood the whole island is activated, Lilo and Stitch are in the midst of a sandcastle completion. Can they catch the experiment and win the contest at the same time?

5. Yin-Yang  

First aired: 10/17/2003    Production Code: 105

Experiments 501 and 502: YIN & YANG

Experiments 501 and 502 are both activated, two experiments that aren't supposed to come in contact. Unfortunately, Lilo and Stitch are having some problems with each other, and soon decide to split apart, with Lilo teaming up with Pleakley, and Stitch teaming up with Jumba. Can they makeup, catch the experiments, and learn about yin & yang in time before the experiments come in contact?

6. Richter  

First aired: 9/20/2003    Production Code: 106

Experiment 513: RICHTER Can Stitch learn about taking care of things while a earthquake maker is terrorizing the island?

7. Mr. Stenchy  

First aired: 10/11/2003    Production Code: 107

Experiment 254: MR. STENCHY Lilo and Stitch have captured a new experiment, he is insanely cute too, and charms all of Lilo's friends, all but Stith. There's one other porblem to, he's a ticking stink bomb.

8. Yapper  

First aired: 10/13/2003    Production Code: 108

Experiment 007: GIGI Mertle's got a new dog, Gigi. But little does she know, it's really Experiment 007.

9. The Asteroid  

First aired: 12/1/2003    Production Code: 109

No new experiments are activated in this episode In a trip to the observatory, Lilo and Stitch overhear Cobra telling an astronomer about a huge asteroid heading towards Earth.

10. Phantasmo  

First aired: 9/27/2003    Production Code: 110

Experiment 375: PHANTASMO Experiment 375, a phantom-like experiment that can inhabit and animate inanimate objects, gets loose in the house. It inhabits Lilo's toys and creates all sorts of mess, for which Stitch gets the blame.

11. Sprout  

First aired: 11/14/2003    Production Code: 111

Experiment 509: SPROUT Lilo finds the pod for Experiment 509, a plant experiment, and wants to activate it to find it's true place, but Jumba won't let her and locks it up. Lilo then takes the experiment to enter it in a orchid contest. However, things get worse when Sprout gets out of his pot.

12. Clip  

First aired: 10/4/2003    Production Code: 112

Experiment 177: CLIP When Lilo encounters a hair-eating experiment she decides to get her revenge on Mertle once and for all.

13. Fibber  

First aired: 11/7/2003    Production Code: 113

Experiment 032: FIBBER Pleakley's mother is badgering him about finding a wife, and when she tells him that she has even found a perfect candidate on his home planet. Lilo comes up with the idea to tell his mom he is already engaged to a human, Nani. Only one problem, Experiment 032 has turned up and beeps whenever someone is lying.

14. Topper  

First aired: 12/5/2003    Production Code: 114

Experiment 025: TOPPER Stitch is having his first Christmas on Earth, and Lilo is trying to teach him about the holiday.

15. Bad Stitch  

First aired: 1/30/2004    Production Code: 115

No New Experiments Are Activated or Featured in this episode Stitch has been acting badly, and Nani is having trouble paying all the bills. If he keeps up the bad behaviour, they will have to give Stitch away.

16. Holio  

First aired: 10/12/2003    Production Code: 116

Experiment 606: HOLIO It's Mertle's birthday, and she's got a brand new bracelet! Lilo soon finds out it's got an experiment pod, though she doesn't know the number.

17. Splodyhead  

First aired: 10/24/2003    Production Code: 117

Experiment 619: SPLODYHEAD Stitch won't listen to Lilo's advice about trying to see the good in people, especially Gantu, and will go to any lengths to stop him capturing an experiment pod, including racing to a neighbouring desert island, with Lilo, Jumba and Pleakley in tow.

18. Amnesio  

First aired: 10/27/2003    Production Code: 118

Experiment 303: AMNESIO It's Lilo's birthday, but no one has remembered. So she decides to give herself her own party.

19. Houdini  

First aired: 12/12/2003    Production Code: 119

Experiment 604: HOUDINI Stitch and Pleakley are working on a magic act and they need to perfect it because they already have their first gig booked -- Mertle's half birthday party.

20. Tank  

First aired: 11/10/2003    Production Code: 120

Experiment 586: TANK The Hula Girls have ditched Mertle for Lilo, and consequently, Lilo neglects Stitch to hang with them at the Kauai Medieval Festival.

21. HunkaHunka  

First aired: 1/11/2004    Production Code: 121

Experiment 323: HUNKAHUNKA Keoni is in love.... with Pleakley? and Lilo thinks it is Experiment 323's fault.

22. Yaarp  

First aired: 11/21/2003    Production Code: 122

Experiment 613: YAARP

While watering her vegetables, Mrs. Hasagawa activates Yaarp, an experiment designed to destroy buildings with it's sonic blasts.

23. 627  

First aired: 11/24/2003    Production Code: 123

Experiment 627: 627 Stitch has been recently very successful at capturing and repurposing the Experiments, but it's gone to his head. He thinks he's too good for everything and is being a royal pain. But things are set to change when Pleakley goes into Jumba's ship and sees an experiment pod with the number '627' on it.

24. Sinker  

First aired: 12/15/2003    Production Code: 124

Experiment 602: SINKER Lilo is having high hopes for Keoni and his sailboat entry in a regatta, until his boat is sliced in half by Experiment 602.

25. Angel  

First aired: 1/5/2004    Production Code: 125

Experiment 624: ANGEL

Experiment 624 has been activated by Gantu, and is used as a secret weapon to try to turn Stitch evil.

26. Dupe  

First aired: 12/29/2003    Production Code: 126

Experiment 344: DUPE Lilo and Stitch have managed to capture Experiment 344, who can duplicate anything.

27. Slushy  

First aired: 12/26/2003    Production Code: 127

Experiment 523: SLUSHY A giant heatwave has struck Kauai. When Stitch tries to get a cold soda, he activates Experiment #523, an ice experiment from the elemental series, who has frosty breath that can cause the next ice age!

28. Nosy  

First aired: 12/19/2003    Production Code: 128

Experiment 199: NOSY Nani wants a job at Mr. Jamieson's hotel, so she invites him and his son Keoni over for brunch to prove how much 'Aloha Hospitality' she has.

29. Swirly  

First aired: 11/3/2003    Production Code: 129

Experiment 383: SWIRLY A new show called Look at This! is going to be broadcast lives in the Birds of Paradise Hotel, and everyone is excited. Everyone that is except Lilo & Stitch.

30. Finder  

First aired: 12/22/2003    Production Code: 130

Experiment 158: FINDER Lilo & Stitch find 158 who is designed to find anything. Lilo takes him to show-and-tell, at hula, and he's a huge hit, upstaging Mertle.

31. Felix  

First aired: 1/9/2004    Production Code: 131

Experiment 010: FELIX Experiment 010 is a neat-freak, named Felix. So when it won't stop cleaning things, Jumba tries to reprogram it.

32. Elastico  

First aired: 11/17/2003    Production Code: 132

Experiment 345: ELASTICO Lilo is going to perform a Hula Dance, but gets angry when Stitch gets in her way. So he runs away and finds Experiment 345, Elastico, who is performing at a local circus.

33. ShortStuff  

First aired: 1/2/2004    Production Code: 133

Experiment 297: SHORTSTUFF Stitch is getting really upset about people thinking he's too short, so Pleakley uses Jumba's growing ray to make Stitch bigger. Meanwhile, an experiment is activated and it is soon short circuiting mechanical devices all over the island.

34. Melty  

First aired: 12/8/2003    Production Code: 134

Experiment 228: MELTY Lilo makes an idiot of herself in front of Keoni, so she and Stitch decide to use Jumba's Time Machine to go back and change the past.

35. Bonnie and Clyde  

First aired: 1/16/2004    Production Code: 135

Experiments 149 & 150: BONNIE & CLYDE Bonnie and Clyde, two stealing experiments, are activated at the same time and are stealing stuff all over the island.

36. BabyFier  

First aired: 1/12/2004    Production Code: 136

Experiment 151: BABYFIER An experiment than has the ability to turn adults into babies, has just been activated! Can Lilo and Stitch stop it before every adult on Kauai is turned into a baby again?

37. Drowsy  

First aired: 2/28/2004    Production Code: 137

Experiment 360: DROWSY Stitch uses a sleeping experiment to get Lilo to sleep. The only problem... he doesn't know how to wake her up. Things get worse when Gantu tries to use experiment 360 to kidknap Regis Philbin.

38. Slugger  

First aired: 1/26/2004    Production Code: 138

Experiment 608: SLUGGER After Pleakley's incompetence in baseball causes Lilo, Stitch, and Stitch's cousins to lose to Mertle's team, Lilo and Mertle arrange a rematch, with Lilo's collection of Elvis records and Mertle's collection of dolls on the line.

39. Sample  

First aired: 1/11/2004    Production Code: 139

Experiment 258: SAMPLE Stitch is worried about getting his shots. Then experiment 258, a sound experiment that records sounds and plays them back to people, is activated, who is leading Alien hunters towards them...