Frieza's Counterattack
With Mr. Shu as his tutor, Gohan's studies become more intense as he still waits for Goku to come back. However, it looks he won't be the only one coming to Earth, for somehow, Frieza is coming to Earth as well.
Aired 27/11/1991EP 118 - Frieza's Counterattack

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)