Rudolph Isley – background vocals O'Kelly Isley Jr. – background vocals Ernie Isley – background vocals (1, 6, 8), maracas (6), tom-toms (6), acoustic guitar, electric guitar, 12-string guitar Marvin Isley – background vocals (1, 6, 8), bass guitar Chris Jasper – background vocals (1, 6, 8), Hohner clavinet (3, 5–7), Moog synthesizer (8-9), ARP synthesizer, acoustic piano, electric piano, tambourine Guest musicians George Moreland – drums (1-3, 5–7), tom-toms (6) Truman Thomas – organ (1, 3–6) Rocky – congas (1) Production and design Produced by Ronald Isley, Rudolph Isley & O'Kelly Isley Jr. Malcolm Cecil, Robert Margouleff – recording engineers Ed Lee – cover design Don Hunstein – photography Charts Weekly charts Singles References External links The Isley Brothers - 3 + 3 (1973) album releases & credits at Discogs The Isley Brothers - 3 + 3 (1973) album to be listened as stream on Spotify 1973 albums Albums recorded at Record Plant (Los Angeles) Epic Records albums The Isley Brothers albums T-Neck Records albums