 Although Rollins is credited as a co-leader on the album cover, he appears on only three of the album's five tracks.It was the final Monk release on the label before he moved to a contract with Riverside Records.The track "Friday the 13th" was recorded in November 1953 with a quintet of Monk, Rollins, Julius Watkins, Percy Heath, and Willie Jones; the September 1954 recordings are of a trio with Monk, Heath, and Art Blakey; and the October 1954 session Monk and Rollins again with bassist Tommy Potter and drummer Art Taylor.