Goku vs. Sky Dragon - S1.E80

Continuing on his training journey, in the city Goku learns of a martial artist named Chin Taiken, and ends up taking the place of the ill martial artist in an important match! But Taiken’s son, Shoken, doesn’t like the idea of Goku participating, and feeds him laxative-spiked food. The match with Ten Long, master of Hyuga-Ryu, then begins! An intense battle unfolds, but Goku’s stomach starts to feel strange due to the laxative! However, he somehow endures this to win the match!!