Abbey Road Studios, St John’s Wood. London’s A-list, including Kate Moss, Orlando Bloom, Sadie Frost and Salma Hayek, are assembled to celebrate Stella McCartney’s debut men’s collection.

Neneh Cherry is on the decks, pizza from Homeslice is being served — and the tequila is flowing fast.

Move over Skinny Bitch (aka vodka soda lime), so long champagne — there’s a new fashionable tipple in town. With just 50 to 70 calories per 35ml shot, gluten-free and made from the agave plant (source of the clean-eater’s favourite, agave syrup), the Mexican speciality is fast establishing itself as the style set’s drink du jour.

At a recent Frame party to celebrate the cult label’s collaboration with supermodel Lara Stone, guests sipped margaritas, while at the Golden Globes the likes of Casey Affleck, Emma Stone, Ryan Gosling and Tom Hiddleston knocked back Casamigos, the tequila brand set up by George Clooney and Mr Cindy Crawford, Rande Gerber.