A bloke wins the lottery and decides to buy himself a Harley Davidson, he goes down to his local bike shop and after purchasing a top of the range bike, the owner of the shop tells him to coat the bike in Vaseline every time it looks like raining. That night he goes and picks his girlfriend up...
the mid 70s in Upminster? It happened on St Mary's Lane, Upminster, Essex. He drove his bike into a lampost which exploded, and he was propelled into a wall and died.