Album covers that look like each other, be it a tribute, spoof or just running out of ideas: http://www.plimsoul.com/knockoff_project/ And some here: http://ilx.wh3rd.net/thread.php?msgid=3052010 Fun stuff.
Great site. One they missed: David Bowie: Hunky Dory Black Randy and the Metrosquad: Pass the Dust, I Think I'm Bowie ... both fine recordings, I might add.