Brain Salad Surgery is the fourth studio album by English progressive rock band Emerson, Lake & Palmer, released on 7 December 1973. 

Tracklist:
A1 Jerusalem
A2 Toccata
A3 Still....You Turn Me On
A4 Benny The Bouncer
A5 Karn Evil 9 (1st Impression - Part 1)
B1 Karn Evil 9 (1st Impression - Part 2)
B2 Karn Evil 9 (2nd Impression)
B3 Karn Evil 9 (3rd Impression)