Gokuu no Daibouken Pilot
Genres: Comedy, Fantasy
Type: Special, Episodes: 1
Aired: Jun 12, 1966
Source: Unknown
Rating: G - All Ages
Synopsis:
In this film, because of complaints from children that Goku is depicted as too much of an eager student, he is instead portrayed as a very naughty modern boy. It then received so many complaints from the PTA about its bad language that it was forced out of the show after all.

(Source: Official YouTube channel)