Dragon Ball - Season 1 Episode 28 The Final Blow
Overview: Jackie blew away the moon, guarding against Goku ever becoming an Oozaru again!! At the same time, Goku returns to his normal form, and the match is restarted. With their energy rapidly falling from exhaustion and hunger, the two muster the last of their power, and their clash unfolds. Having received slightly less damage, Jackie declares that he has won the championship, and he achieves victory. Having learned that there are many strong people in the world, Goku and Kuririn vow to train even harder!