Season 12 - Episode Guide

Jeremy Clarkson, Richard Hammond and James May decide to buy second-hand lorries despite knowing almost nothing about the world of trucks, and then set about discovering how easy it is to be an HGV driver. Jeremy is also on the test track with a scary Porsche 911, a tame Lamborghini Gallardo and a surprisingly talented Labrador. And chat show legend Michael Parkinson is the Star In A Reasonably Priced Car.

Jeremy Clarkson, Richard Hammond and James May travel to the US to take three new generation muscle cars on an epic road trip from San Francisco to the heart of Utah. And after the excitement of their last American road trip, this time they do their best to avoid letting a mob of angry locals pelt them with rocks. Meanwhile, back in the UK Jeremy tests the feisty new Fiat 500 Abarth and pop idol Will Young is the Star In A Reasonably Priced Car.

Jeremy Clarkson, Richard Hammond and James May take on the challenge of making an ordinary second-hand car lap the test track as fast as a brand-new, purpose-built sports saloon. James travels to the frozen north and enlists the help of F1 world champion Mika Hakkinen in a quest to discover why the Finns are such good racing drivers. Meanwhile Richard hammers around the track in the outlandish Veritas sports car and Mark Wahlberg is the Hollywood Star in a Reasonably Priced Car.

James May, tackling his first-ever power test in the pleasantly brisk Pagani Zonda. And for real speed nuts, there's another first as the Stig finally gets to set a lap time in the most amazing-car-in-the-world Bugatti Veyron. Can it beat the current record holder, the absurdly named Gumpert Apollo?

Richard Hammond celebrates the 40th birthday of the iconic Ferrari Daytona by taking one back to its spiritual home on the Italian Riviera before attempting to beat James May and a multi-million pound power boat in a race from Portofino to St Tropez. Meanwhile, back in the UK Jeremy Clarkson is out on the test track testing the new BMW M3 saloon against a young pretender from Japan, the Lexus IS-F. Top Gear also tackles a political hot potato as Richard attempts to find the best sort of bus for British city streets by getting together everything from a hopper to a bendy bus and then having a race with them. Plus, Grand Designs presenter Kevin McCloud is the Star in a Reasonably Priced Car.

Jeremy Clarkson and James May invade Greenham Common airbase to ask if the Communists ever made a good car. Out on the test track, Richard Hammond goes crazy in the Veritas, a Germany sports car, and Jeremy conducts an almost ridiculously thorough road test of the new Ford Fiesta. Plus, London mayor Boris Johnson is the Star in a Reasonably Priced Car.

Jeremy Clarkson has a high-voltage encounter with the Tesla, a battery-powered super-car and James travels to California to take a look at the hydrogen-powered Honda Clarity. The Star in the Reasonably Priced Car is Tom Jones.

The boys headed to Vietnam for epic road trip across the country. Each of them were given 15 million dong (about US$ 1000) to spend on buying some wheels and must make it to the north of Vietnam.