Absolute creamer! Instagram star Prime Mutton takes America – with a passion for pints

Jason Hackett's army of muttonistas' adore his beer reviews - in New York, the Guardian found, even star actors are fans

You might not be familiar with Prime Mutton. Maybe you haven't heard his catchphrases - absolute creamer", muttonista", or the still-in-development creamerisimo".

If so, you're missing out on a man who in the space of a year has created little short of a cult: an army of more than 160,000 social media fans, including celebrities, who cheer along online and in person as their leader - basically - reviews beer.