Laden With Sexual Lyrics And Heavy Blues Influences "The Lemon Song" Is A Song Recorded By The English Rock Band Led Zeppelin For Their 1969 Album Led Zeppelin II. The Song Borrows From "Killing Floor" By Howlin' Wolf A Song Led Zeppelin Often Incorporated Into Their Live Setlist During Their First US Concert Tour. Over The Course Of The Second And Third North American Tours The Song Evolved Into "The Lemon Song " With Vocalist Robert Plant Often Improvising Lyrics Onstage. The Album Version Of The Song Was Recorded Virtually Live In The Studio And No Electronic Devices Were Used To Create The Echo On Plant's Vocals It Was Made By Nothing More Than Plant's Voice And The Acoustics In The Studio.