8 O'Clock: Two Improvisations is an album by American saxophonist Roscoe Mitchell and vocalist Thomas Buckner which was recorded in 2000 and released on Mutable Music the following year. Reception In his review for AllMusic, François Couture states: Track listing All compositions by Roscoe Mitchell and Thomas Buckner "Improvisation 1: VPF" – 7:41 "Improvisation 1: VSP" – 11:10 "Improvisation 1: VS" – 8:38 "Improvisation 1: VFPSA" – 17:18 "Improvisation 2: VAP" – 12:57 "Improvisation 2: VPA" – 7:38 Personnel Roscoe Mitchell - soprano saxophone, alto saxophone, flute, percussion Thomas Buckner – voice References 2001 albums Roscoe Mitchell albums