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Dragon Ball Episode 80
Goku vs. Sky Dragon
Goku makes an enduring journey to challenge Master Chin. Chin is busy fending off Rising Dragon and his two men. Before Rising Dragon can begin a fight, his brother Sky Dragon stops him. Chin agrees to work out with Goku, his son Shoken getting worried. Goku finds Chin has been in weak health lately and learns from him about the King’s Tournament. Goku manages to get medicine for Chin, managing to avoid conflict with the Dragon brothers. Sky Dragon spends his time terrifying his students. Goku volunteers to take Chin’s place in the King’s Tournament. Jealous Shoken spikes Goku’s breakfast. At the tournament Goku is battling Sky Dragon as the laxative kicks in, but he resists the effect and beats Sky Dragon. The Dragon brothers and students join Chin for his teachings and Goku resumes his journey.