Experiment 020: SLICK

Chaos ensues as Slick, a fast-talking experiment who can sell anything to anyone, teams up with Lilo and Stitch to sell candy bars for the Hale Kaiulu's annual fundraiser. Lilo soon learns the hard way that Slick is not designed to stop, and she and Stitch must reclaim their household items before it gets too late.

Experiment 505: PLOOT

When Lilo sets out to clean the pollutants from the Grotto where Pudge the fish lives, she comes across Ploot, a.k.a Experiment 505, eating all the litter around him.

Spats

(Crossover with The Proud Family)

The Prouds pack their bags for a Hawaiian vacation on. Lilo prepares for the grand re-opening of Jumba & Pleakley's Bed Not Breakfast and eagerly awaits the arrival of their scheduled guests - Mr. Cooper, a reviewer for Relaxing Times Magazine, and the Proud Family who are attending Wizard Kelly's Smack-up Throw-down Hi-wyan Style Y'all. While trying to impress Mr. Cooper, arguments ensue when Suga Mama accidentally activates Experiment 397, "Spats" causing friction among all. It's up to Penny and Lilo to find the cure.

Lilo & Stitch learn that Mrs. Hasagawa has adopted a lot of cats that are not cats at all but experiments.

Experiment #600: Woops | Gantu sends Hamsterveil an unactivated pod whilst Pleakley enters a domino competition. Will Woops get in the way?