The Pebble Peach Concours at Monterey is used to seeing the weird and wonderful creations of bespoke vehicle design and craftsmanship, but one of the most surprising entrants this year was from the McLaren Special Operations team. The vehicle, known as the X1 Concept, is an extraordinary mixture of McLaren MP12C road car and an entirely new bodyshell crafted in a style that wouldn't look out of place in a 1930s comic book. Before you imagine that McLaren has hit the crazy button, a little explanation is in order.