Released in 1956 on Prestige Records, "Plus 4" features the legendary saxophonist leading the Clifford Brown/Max Roach Quintet, after having served as a sideman. Embodying the quintessence of hard bop, its five tracks recorded at Van Gelder Studio include two original compositions: "Pent-Up House" and the unmissable "Valse Hot," a masterpiece in Sonny Rollins' repertoire. Audiophile reissue in the Original Jazz Classic collection.