Belle is the fifty-first episode of Lilo & Stitch: The Series.
Plot[]
Lilo and Mertle make a bet on whether or not the Night Marchers exist so they hike the Ali'i Trail with Stitch, Jumba, and Pleakley to look for the Night Marchers. During their hike, they find one of Stitch's cousins, an experiment designed to terrify people with piercing screams whom Lilo names "Belle".