Legendary racing driver Jackie Stewart of Britain (C) poses with promotional models ahead of the Formula One Australian Grand Prix in Melbourne on March 13, 2014. AFP PHOTO / William WEST
Credit: WILLIAM WEST
Former F1 World Champion Sir Jackie Stewart drives the 1954 Mercedes W196 as he takes part in the Goodwood Festival of Speed on July 14, 2013 in Chichester, England.
Credit: Andrew Hone
Helen Stewart and Jackie Stewart attend the VIP performance of 'Kooza' by Cirque Du Soleil at Royal Albert Hall on January 6, 2015 in London, England.
Credit: David M. Benett
Sir Jackie Stewart speaks to members of the media in the paddock during previews ahead of the British Formula One Grand Prix at Silverstone Circuit on July 3, 2014 in Northampton, United Kingdom.
Credit: Drew Gibson
Sir Jackie Stewart attends the press conference for 'Weekend Of A Champion' at Crosby Street Hotel on November 7, 2013 in New York City.
Credit: Taylor Hill
Former F1 World Champion Sir Jackie Stewart (R) poses with former Grand Prix motorcycle road racing World Champion Mick Doohan during the GP@23 Official Australian Grand Prix Party at Club 23 on March 11, 2015 in Melbourne, Australia.
Credit: Graham Denholm
Former F1 World Champion Sir Jackie Stewart poses with two Rolex grid girls during the GP@23 Official Australian Grand Prix Party at Club 23 on March 11, 2015 in Melbourne, Australia.