Lilo & Stitch: The Series - Season 1 - Eps 18: Yaarp
Mrs. Hasagawa is watering her vegetables innocently one morning. However, she activates Experiment #613, Yaarp, which is designed to destroy buildings with it's sonic blasts. Lilo and Stitch are hot on it's trail, when it yarps, and because of Stitch's super hearing, Stitch is temporarily deaf. So, when Jumba says only someone with no ears could be safe from Yaarp, Pleakley is on the stage as an Experiment Hunter. Pleakley catches Yaarp, but Stitch's plan to deter Gantu away from the hunt goes wrong, and he captures Stitch. And now he is offering Lilo a trade: Stitch for Yaarp.
About Lilo & Stitch: The Series

Title: Lilo & Stitch: The Series
First Air Date: 2003-09-20
Last Air Date: 2006-07-29
Status: Ended
Rating: 7.38/10 (from 576 votes)
Language: EN
Seasons: 2
Total Episodes: 67
Network: ABC Disney Channel
Genres: Animation, Family, Comedy, Action & Adventure, Sci-Fi & Fantasy, Kids
Production Companies: Disney Television Animation
Synopsis
This animated series chronicles the further adventures of renegade scientist Dr. Jumba Jookiba's beloved Experiment 626, who is now living happily as Lilo's alien buddy Stitch. Jumba’s remaining experiments have landed all over Hawaii in the form of dehydrated pods. Lilo and Stitch’s mission is to catch Stitch’s "cousins" before they fall into the clutches of the evil Dr. Jacques von Hamsterviel!
Cast

Daveigh Chase
Lilo Pelekai (voice)

Chris Sanders
Stitch (voice)

David Ogden Stiers
Dr. Jumba Jookiba (voice)

Kevin McDonald
Pleakley (voice)

Tia Carrere
Nani Pelekai (voice)

Kevin Michael Richardson
Captain Gantu (voice)