Dragon Ball Episode 54: Escape from Pirate Cave
Episode 54 of 153 of Dragon Ball, aired March 11, 1987, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Goku makes it to the getaway submarine in the nick of time still carrying the mouse in his mouth. As the trio escape, rocks collapse and hit the sub and it soon runs out of fuel. Goku manages to launch the sub to the surface with a Kamehameha Wave. Bulma has managed to take one diamond with her. General Blue also reaches the surface. In the Blue Sector HQ Goku fiddles with the radio. As the trio make their way to Master Roshi's, General Blue follows. As Roshi gets the diamond, he is forced to hand it to aggressive Launch who makes off with it. General Blue lands on the island preparing for revenge.