Who Knows

FZ album(s) in which song has appeared

Over-Nite Sensation 50th Anniversary Super Deluxe Edition (2023), quoted in Cosmik Debris, performed in Los Angeles, CA, March 23, 1973
Over-Nite Sensation 50th Anniversary Super Deluxe Edition (2023), quoted in Cosmik Debris, performed in Detroit, MI, May 12, 1973
The Crux Of The Biscuit (2016), quoted in Cosmik Debris (Basic Tracks—Take 3), recorded at Bolic Sound, Inglewood, CA, May 28, 1973
- same version on Apostrophe (') 50th Anniversary Edition (2024), as Cosmik Debris (Basic Tracks—Take 3)
Apostrophe (') (1974), quoted in Cosmik Debris, recorded at Bolic Sound, Inglewood, CA, May 26, 28, 29 & June 1, 1973
- same version on Strictly Commercial (1995)
- same version on Apostrophe (') 50th Anniversary Edition (2024), as Cosmik Debris
Halloween 73 (2019), quoted in Cosmik Debris, recorded in Los Angeles, CA, October 20, 1973
Halloween 73 (2019), quoted in Cosmik Debris, performed in Chicago, IL, October 31, 1973, late show
The Roxy Performances (2018), quoted in Cosmik Debris, performed in Los Angeles, CA, December 9, 1973, early show
- same performance on Roxy—The Movie (2015) as "Something Terrible Has Happened"/Cosmik Debris
  - same version on Roxy—The Soundtrack (2015) as Cosmik Debris
The Roxy Performances (2018), quoted in Cosmik Debris, performed in Los Angeles, CA, December 10, 1973, early show
Apostrophe (') 50th Anniversary Edition (2024), quoted in Cosmik Debris, performed in Colorado Springs, CO, March 21, 1974
Zappa/Erie (2022), quoted in Cosmik Debris, performed in Edinboro, PA, May 8, 1974
The Dub Room Special! (2007), quoted in Cosmik Debris, performed in Los Angeles, August 27, 1974
- same version on The Dub Room Special! (video) (1982) as part of Cosmik Debris
BTB I: Anyway The Wind Blows (1991), quoted in Cosmic Debris, performed in Paris, France, February 24, 1979
Zappa '80—Mudd Club/Munich (2023), quoted in Cosmik Debris, performed in Munich, Germany, July 3, 1980
Buffalo (2007), quoted in Cosmik Debris, performed in Buffalo, NY, October 25, 1980
Halloween 81 (2020), quoted in Cosmik Debris, performed in New York, NY, November 1, 1981
You Can't Do That On Stage Anymore Vol. 3 (1989), quoted in Cosmik Debris, performed in Seattle and Portland, December 1984 (with the end from New York, NY, August 25-26, 1984)
- same version, different ending, on You Can't Do That On Stage Anymore Sampler (1988) as Cosmic Debris
- complete New York, NY, August 25-26, 1984 version on Does Humor Belong In Music? (Video) (1985) as Cosmik Debris
The Best Band You Never Heard In Your Life (1991), quoted in Cosmik Debris, performed in Würzburg, Germany, April 22, 1988

Who Knows

Original version(s)

FZ album(s) in which song has appeared

Tour(s) on which song is known to have been performed (main source: FZShows, v. 7.1)