Dr. Slump and Arale-chan: Hoyoyo!! Follow the Rescued Shark...
Dr. Slump: Arale-chan - Hoyoyo!! Tasuketa Same ni Tsurerarete...
Arale saves a baby shark at the beach and in gratitude the sharks invite she and her family to visit the Underwater Kingdom. <br><br> (Source: Anime News Network)
