21:20Old Jack's BoatThe Colours of the RainbowCBeebies Radio Duration: 13 minutes Tue 21st Jul 2015, 21:20 on CBeebies RadioAvailable for over a yearListen nowJack and Salty sail through a storm and find themselves in a land with no colour!GenresChildren'sEntertainment & ComedyChildren'sMusicSeriesOld Jack's Boat Source: BBC Online