Dr.スランプ アラレちゃん ほよよ!!助けたサメに連れられて...
Dr. Slump Movie 08: Arale-chan Hoyoyo!! Tasuketa Same ni Tsurerarete...
Movie 1 Episodes 6.69 Source: Manga
Arale saves a baby shark at the beach and in gratitude the sharks invite she and her family to visit the Underwater Kingdom. (Source: ANN)