So-called "Guinnfluencers" online -- including Kim Kardashian ... to purchase two other drinks before being allowed to buy a Guinness. It notes "these difficult times of Guinness rationing".

A huge surge in popularity for the black stuff has been pubs been slapped with limits on how much Guinness they can buy - leaving some boozers with no choice but to ration customers, while others ...

Ahead of the holidays, U.K. pubs are running out of Guinness, which skyrocketed in popularity alongside the social media challenge “split the G.” ...