1/  Hard Rock (long version)                   (Hancock,Laswell,Showard)     6.08
  2/  Hard Rock (short version)                  (Hancock,Laswell,Showard)     4.04

          Recorded at Evergreen Studio, New York
          Additional recording at Garage Sale Recording, Los Angeles, Studio Media,
            Evanston, Illinois and Eldorado Recording, Los Angeles
          Mixed by Dave Jerden
          Produced by Bill Laswell/Material & Herbie Hancock
          Associate Producer: Tony Meilandt
Herbie Hancock: Fairlight CMI, Rhodes Chroma, Apple IIe, Yamaha DX7, Emu 4060 digital keyboard; Bill Laswell: bass, DMX, tapes; D.St.: turntables; Nicky Skopelitis: guitar; Henry Kaiser: guitar; Daniel Ponce: bata, bells; Anton Fier: Simmons drums, sound plates, cuica; Rob Stevens: XMD; Will Alexander: Fairlight CMI programming.

          1984 - Columbia (USA), 38-04565 (7")
          1984 - CBS (Netherlands), CBSA 4571 (7")
          1984 - Columbia (USA), 44-05027 (12")
          1984 - CBS (Germany), CBSA 12.4571 (12")
Note: The CBS versions substitute T.F.S. for track 2. The 7" versions are also truncated.