Dragon Ball - episode 63 - 19 May, 1987

Tao arrives and bullies Upa. Goku arrives to save him and rounds on Tao. After some small talk, Goku demonstrates his speed and strength on Tao. Tao also happens to know the legend of Korin's tower and the sacred water. Goku blocks most attacks from Tao to Upa's surprise. Meanwhile, Bulma is working on a new scout plane to assist Goku. Goku beats Tao a lot. Tao's Dodon Ray only singes Goku's hands. Tao resorts to wielding a sword on Goku, but Upa fetches Goku his power pole and Goku breaks Tao's sword. Tao kicks a stone, missing Upa and destroying the teepee. Tao decides to climb the tower to get the sacred water.  (Source: Wikipedia)