Queen — Impromptu lyrics

Musical improvisation during concerts: Freddie Mercury makes random noises with his mouth while the other members of the band create a nice background.
[ Lyrics from: http://www.lyricsty.com/queen-impromptu-lyrics.html ]

Songwriters: MAY, BRIAN HAROLD/MERCURY, FREDDIE/TAYLOR, ROGER
Impromptu lyrics © EMI Music Publishing, Sony/ATV Music Publishing LLC