From T-Ford to Maserati to armoured personnel carrier - Tony Davis took on the challenge of driving 52 remarkable vehicles in 52 weeks. In his inimitable style, the popular Herald columnist (and author of such hit books as Lemon! Sixty heroic failures of motoring and Splat! The madness and magnificence of the world's most dangerous sports), lets fly on the trial, tribulations and - and, yes, joys too - of taking to the streets in everything from a Segway to a Russian motorcycle-and-sidecar and a $1.5 million Rolls-Royce convertible.