In celebration of Sport Relief, two teams of dog owners and celebrity team captains compete in a series of challenges in a bid to be crowned top dog.
Gaby Roslin hosts, as two teams of three owners and their dogs go head-to-head in a series of fun challenges, culminating in the 'Bark Off' - an obstacle course which includes Barking tube, Sherwood Forest and a famous ferry ride. Celebrity team captains are Ainsley Harriott with Bobby, his labrador retriever and Jules Hudson with Iolo, his black labrador.
Gaby Roslin hosts the grand final and reveals which two teams with their celebrity captains have made it through to compete for the winner's trophy. The fun challenges for dogs and their owners are Top Gun Dog, Desert Island Sit and Duck Pond Derby. As ever, it all comes down to the 'Bark Off', an obstacle course which includes Barking Tube, Sherwood Forest and a famous ferry ride.
