They were cheered on while scrambling up Gold Hill, a steep cobbled street in Shaftesbury in Dorset - immortalised by the ad directed by future movie director and knight Sir Ridley Scott.
Carl Barlow, 64, appeared in the iconic commercial aged 13 in 1973 where he was filmed struggling to push a bike with a basket full of freshly-baked bread up a steeped cobbled paved hill.