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After 18 races, the F1 season’s come down to the wire – with the ‘Decider in the Desert’ – the Abu Dhabi Grand prix.

With double points on offer, Nico Rosberg could still take the title away from his fierce rival and team-mate Lewis Hamilton.

One man who knows all about Hamilton and Rosberg’s rivalry is their old karting boss Dino Chiesa. He tells Eleanor Oldroyd and Chris Warburton how the pair used to get into trouble for wrestling in hotel rooms when they were 15 years old.

This clip is originally from Saturday Breakfast 22nd November 2014.