According to the BBC it was invented in 1962The much maligned (and wrong) Hawaiian pizza did not exist prior to 1988 when it was invented entirely as a running joke in the script for the Julia Roberts film Mystic Pizza.
The 'east end'of London is misnamed, it should be known as the 'arse end'The East End of London is a well known pub selling whelks and cockles and seaweed on chips. A local delicacy