System Of A Down – Goodbye Blue Sky (Pink Floyd cover) (Alternate Version) Jul 4, 2015 Cover Blue, Cover Goodbye Blue Sky, Cover Pink Floyd, Cover Psychedelic Rock, Cover Rock, Cover System Of A Down, The Wall, The Wall (CD1), Audio only. Like 0 Thanks! You've already liked this « Goodbye Blue Sky (Pink Floyd cover) » Goodbye Blue Sky – Pink Floyd Cover
