Jeremy Clarkson and James May encounter artillery shells, corsets and classic hot hatchbacks as they take a nostalgic look at French company Peugeot, while Richard Hammond is at the test track to compare the Porsche Cayman GTS with the latest Chevrolet Corvette. James also takes the 950bhp LaFerrari hybrid hypercar out for a spin in Italy, and singer Olly Murs is the Star in the Reasonably Priced Car.