Comedian George Lewis joins Chris Harris and Rory Reid for Extra Gear.

In the first episode, Rory goes trackside at Dunsfold to watch Chris Harris put five brave celebrities through their paces as they set lap times in the all-new Reasonably Fast Car. Chris and Rory join George in the studio to delve deeper into their epic Kazakhstan adventure and what it's like to be one of Ferrari's chosen ones.

Extra Gear goes behind the scenes of the Alfa Giulia film and shows just how tricky it is to drift a car through a hole in a wall. Also featuring extra scenes from Matt LeBlanc and Chris Harris's USA supercar challenge, and Chris takes his first super-saloon love, the BMW M3, around the Top Gear track and falls in love all over again.

Extra Gear lifts the lid on how to film a DB11 at speed down the runway at Dunsfold. George and Rory bond over their shared love of the Fiesta and find out where all the boy racers went from the modified car scene. And Sabine drops in to talk Golf GTI Clubsport and overtaking on the Nurburgring.

Chris, Rory and George get under the bonnet of the new Bugatti Chiron. Chris shows us that luxury isn't just about cruising and takes the Bentley Mulsanne Speed around the Top Gear track. And if you have ever wondered how to build a life-size arcade game that is perfect for a Renault Twingo, make sure to tune in.

George Lewis and Rory Reid go off-road UK-style with the help of two British 'King of the Hammers' drivers, Eddie and Sabine, and Chris Harris laps the Ultra4 round the Top Gear track.

Rory and Chris discuss what it was like driving across Cuba together. Chris gets his hands on the Nissan GTR Nismo, and Ross Noble stops in to explain his love of large machinery.

Goes behind the scenes on Matt, Chris and Rory's nautical adventure. And Chris gets his hands on the Audi TT RS to take it round the Top Gear test track.