modern english; A hip new hair salon-complete with in-house DJ and chef-opens across the pond.

Byline: Christine Samuelian

The UK-London, specifically-is known as much for its avant-garde hairdressing as its break-all-the-rules street style. So making a splash there, hair-wise, is all the more impressive. The latest arrival is Sejour, opened this past summer by stylist Terry Bishop and colorist Carl Dawson. But more challenging than snagging an appointment at the already bustling salon is finding the place: a charming nineteenth-century house discreetly tucked away on a residential block in Chelsea. Though there is no number on the door, once you're inside the experience could not be more inviting. Bishop and Dawson, who met while working under British hair legend Nicky Clarke, have made sure of it. Eschewing the cold, white, salon-standard environment, the duo-who have tended to everyone from Jemima Khan and Gwyneth Paltrow to members of the British and Saudi royal families-hired ...