You should by now know who the McGuire Twins are, but if you missed it, here is the article!
From: Nationaal Archief/Collectie Spaarnestad/ANP
Record number: SFA007003280
Context: The McGuire Twins Benny (left) and Billy (right) from Hendersonville, San Fransisco are recorded in the Guiness Book of Records for being the heaviest twins. Benny weighs 329 kilos and Billy 338 kilo.
Date: June 200th, 1978