Dragon Ball Z Episode 124: Z Warriors Prepare
Episode 124 of 291 of Dragon Ball Z, aired January 22, 1992, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Trunks, the son of Bulma and Vegeta, has told Goku of a new threat- two powerful Androids that will bring destruction to Earth. But maybe Goku and the others can do something about it.