When an American shared his 'worst Guinness pour ever,' the Guinness faithful on Facebook erupted, dissecting the pint’s sins with zealous precision. The barmaid’s reputation, foam density, and global Guinness standards are all on the line in this viral beverage debacle.

As the saga of the “worst Guinness pour ever” swept the internet, aficionados from Dublin to Boston weighed in, demanding justice for pints everywhere. The American’s post did more than unite foam critics—it sparked a brief, global camaraderie, proving Guinness pour standards are sacred in every corner of the world.