Their language isn't related to a single one of their neighbours', which is a properly impressive level of stubbornness.
Fun fact: Ernő Rubik took a full month to solve his own Rubik's Cube after inventing it in 1974.
Someone worked out you could eat hot dogs really fast and now there's actual prize money involved.
Fun fact: Nathan's claims its contest started in 1916, but the origin story was likely a PR fabrication.