Frieza Strikes!
While Bulma, Krillin and Gohan discuss what to do next, Frieza sends two soldiers to inflitrate their ship. But Krillin and Gohan's combined might is too much for them to handle, and they are easily defeated. Meanwhile, on another part of the planet, Vegeta defeats his longtime enemy, Cui.
Aired 25/04/1990EP 45 - Frieza Strikes!
1989
Dragon Ball Z
Goku is back with his new son, Gohan, but just when things are getting settled down, the adventures continue. Whether he is facing enemies such as Freeza, Cell, or Boo, Goku is proven to be an elite of his own and discovers his race, Saiyan. He meets many new people, gaining allies as well as enemies, as he still finds time to raise a family and be the happy-go-lucky Saiyan he is.
(Source: Anime News Network)