2010 marks the 60th birthday of Formula One racing, and the Bahrainis have been demonstrating all weekend just how well they can stage celebrations. It wasn't enough to lay on a mouth-watering selection of world championship-winning cars and landmark designs - they flew in 18 world champions too for on-track cavalcades on Saturday and Sunday.Three-time champion Sir Jackie Stewart drove the Matra MS80 in which he won his first crown in 1969, while Mark Stewart took round the 1973 Tyrrell 006 in which his father won his third. 1978 champion Mario Andretti was reunited with his glorious Lotus 79 in iconic John Player black and gold colours, complemented perfectly by 1972 title winner Emerson Fittipaldi in his similarly liveried Lotus 72. 1992 champ Nigel Mansell got to grips with the 1950 1.5-litre V12 supercharged Ferrari 125
