Brain Salad Surgery

Brain Salad Surgery adalah album keempat Emerson, Lake & Palmer, diterbitkan pada 1973. Sampulnya dikerjakan oleh H. R. Giger.

Daftar lagu 
 "Jerusalem" (William Blake, Hubert Parry) – 2:44
 "Toccata" (Alberto Ginastera, arr. Emerson) – 7:22
 "Still...You Turn Me On" (Lake)– 2:53
 "Benny the Bouncer" (Emerson, Lake, Peter Sinfield) – 2:21
 "Karn Evil 9" (Emerson, Lake, Sinfield) – 29:54
 "Karn Evil 9: 1st Impression, Pt. 1" (Emerson, Lake, Sinfield) – 8:43
 "Karn Evil 9: 1st Impression, Pt. 2" (Emerson, Lake) – 4:46
 "Karn Evil 9: 2nd Impression" (Emerson, Lake) – 7:07
 "Karn Evil 9: 3rd Impression" (Emerson, Lake) – 9:03
 "The Making of Brain Salad Surgery" (on the 1996 Rhino Records release.) - 13:38

Anggota 
 Keith Emerson – organs, piano, harpsichord, accordion, custom-built Moog synthesizers & Moog Polyphonic ensemble, computer voice on 5
 Greg Lake – vocals, bass, guitar, 6 string electric guitar, 12 string electric guitar
 Carl Palmer – percussion, percussion synthesizers

Album tahun 1973