Listen to Theory of a Dead Man - Out of My Head (Instrumental Version) online. Theory of a Dead Man - Out of My Head (Instrumental Version) is an English language song and is sung by Ultimate Tribute Stars. Theory of a Dead Man - Out of My Head (Instrumental Version), from the album Rock Muzak for the Waiting Room: 30 Must Have Hit Songs, was released in the year 2012. The duration of the song is 3:48. Download English songs online from JioSaavn.