09:55Old Jack's BoatGrandpa PopsCBeebies Radio Duration: 15 minutes Tue 1st Dec 2015, 09:55 on CBeebies RadioAvailable for over a yearListen nowJack and Salty bump into Grandpa Pops, who wants a ride on the Rainbow...GenresChildren'sEntertainment & ComedyChildren'sMusicSeriesOld Jack's Boat Source: BBC Online