Gohan visits Piccolo and shows him a new tune he has learned to whistle. Due to his advanced Namekian hearing, this causes Piccolo pain so he angrily orders Gohan to stop when they both sense an approaching threat incoming from outer space. Bulma and her father discover that a meteor harboring lifeforms is heading toward the Earth and will destroy the planet upon impact. Amidst mass panic, Goku and Krillin rush to intercept the meteor and hope to push it away by blasting it with Kamehameha waves but they are both rendered unconscious by the force of the meteor but it seemingly explodes in orbit. A spaceship then lands in one of Earth's cities.