Whether working as a trio, or with their longtime friend Neil Young as a quartet, David Crosby, Stephen Stills and Graham Nash helped bridge ... them for ‘Déjà Vu,’ which was followed ...

Crosby, Stills, Nash & Young formed out of the '60s groups the Byrds (David Crosby), Buffalo Springfield (Stephen Stills and Neil Young) and the Hollies (Graham Nash). They originally started in ...