From humble beginnings as a 1970s motoring show, Top Gear has gone on to achieve diesel-powered world domination. After Clarkson and producer Andy Wilman successfully pitched a new format to BBC bosses, Top Gear returned to become the irreverent, funny and often controversial show we now know and love. The Star in a Reasonably Priced Car, the Cool Wall and Power Laps by the mysterious Stig have all become staples of Britain's favourite Sunday evening entertainment. Recent series have been...