Monster is the twenty-third album by jazz pianist Herbie Hancock. As a follow-up to the album Feets, Don't Fail Me Now (1979), it continued the trend of disco songs. The album features vocals on each track, this time without vocoder processing. The album also includes an appearance by Carlos Santana on the opening track "Saturday Night";[1] this track was the first of many eventual collaborations with Santana, including the 1980 album The Swing of Delight. The track "Stars In Your Eyes" was issued as an extended 12" single.
- "Saturday Night" (Jeffrey Cohen, Hancock, David Rubinson) - 7:13
- "Stars in Your Eyes" (Lisa Capuano, Gavin Christopher, Hancock, Ray Parker Jr.) - 7:05
- "Go for It" (Cohen, Hancock, Alphonse Mouzon, Rubinson) - 7:35
- "Don't Hold It In" (Cohen, Melvin Ragin) - 8:02
- "Making Love" (Hancock, Mouzon) - 6:23
- "It All Comes Around" (Cohen, Ragin, Rubinson) - 5:49
- Herbie Hancock - synthesizer, acoustic piano, keyboards, vocals, clavinet, Minimoog, Oberheim 8 Voice, Prophet 5, clavitar
- Carlos Santana (1), Randy Hansen (6), Wah Wah Watson - guitar
- Freddie Washington, - bass
- Alphonse Mouzon - drums, synthesizer (3), keyboards
- Sheila Escovedo - percussion
- Gavin Christopher (2, 4), Greg Walker (1, 5), Oren Waters (3) - lead vocals
- Bill Champlin - backing vocals, lead vocals (6)
- Julia Tillman Waters, Luther Waters, Oren Waters, Maxine Willard Waters - backing vocals
- Technical