Dragonball Kai episode 24

Description : Resurrected Companions! The Beauty Soldier Zarbon's Demon Transformation / Friends Reborn! Zarbon's Hideous Transformation! Krillin and Dende continue their trek toward the Grand Elder's home, while Vegeta begins battling Frieza's right-hand man Zarbon. Vegeta appears to be winning when Zarbon reveals a transformation that powers him up immensely, shifting the battle in his favor. Meanwhile, King Kai tells Goku that Yamcha, Tien, Chiaotzu, and Piccolo have arrived at his world to receive training, much as Goku did when he died. After learning that Frieza is the tyrant terrorizing Planet Namek, King Kai warns Goku to stay away at all costs.