Joni Mitchell Archives, Vol. 4: The Asylum Years (1976-1980) [Highlights] Enjoy 40 unreleased recordings tracing Joni's groundbreaking work from the birth of Hejira to her legendary collaborations with jazz luminaries on this 4-LP 180-gram black vinyl set, which includes newly unearthed demos and studio outtakes from the era, live tour recordings from '76 & '79, and studio session contributions from the likes of Charles Mingus and Herbie Hancock.