The National's Bryce Dessner will team up with Justin Vernon of Bon Iver at a gig this September.
The National guitarist, who is set to close out Longitude this year, will also be joined by brother and bandmate Aaron Dessner, the Labèque sisters and eighth blackbird.
The Invisible Bridge concert has been billed as a blend of the classic and contemporary and will take place at the Philharmonie de Paris in September.