Stitch!: Zutto Saikou no Tomodachi Special  

Heroes are Hard, Stitch! Best Friends Forever Special, Stitch!: Zutto Saikou no Tomodachi Episode 30, Aces Back, スティッチ！～ずっと最高のトモダチ～, Stitch: Heroes are Hard, Ace's Back

Ace appears to save the day and Stitch decides to help him.