An All-Out Kamehame-Ha! Vegeta's Terrible Transformation! Dragon Ball Kai: Doragon bôru kai : Season 1 Episode 14

Vegeta can’t handle the fury of Goku’s triple Kaio-Ken technique, so the Saiyan warlord unleashes his inner ape. Weakened by his furious onslaught, Goku’s only hope to defeat the beast is the mighty Spirit Bomb!