"THE SAIYAN SAGA"
A saiyan by the name of Raditz came to Earth. He kidnapped
Goku's son Gohan. After an intense battle, Goku and Piccolo
defeated him, but Goku sacrificed himself to do so. Goku
trained with King Kai in the next dimension. When Goku was
done training he was wished back to life with the dragon
balls. The two saiyans, Napa and Vegeta had arrived on
Earth. After killing Piccolo, Tien, Chowtzou, and Yamcha,
Goku finnaly arrived.
Gohan and Krillin escaped to tend to their injuries. Goku
defeated Nappa, then after wounding Vegeta, allowed him to
escape. With piccolo dead they could not wish anyone back
because when he goes so do the dragon balls.