 " Instant Karma ! " was written , recorded and released within a period of ten days , making it one of the fastest @-@ released songs in pop music history . The recording was produced by Phil Spector , marking a comeback for the American producer after his self @-@ imposed retirement in 1966 , and leading to him being offered the producer 's role on the Beatles ' Let It Be album ( 1970 ) . Recorded at London 's Abbey Road Studios , " Instant Karma ! " employs Spector 's signature Wall of Sound technique and features contributions from George Harrison , Klaus Voormann , Alan White and Billy Preston . The B @-@ side was a song composed and performed by Yoko Ono , titled " Who Has Seen the Wind ? " Recently shorn of the long hair synonymous with their 1969 campaign for world peace , Lennon and Ono promoted the single with an appearance on Britain 's Top of the Pops . 
