Claim: Inní mér syngur vitleysingur, wasn't on on Sigur Rós' fifth album,  but was released for digital download on September 7, 2008 under the label EMI.
Evidence: "Inní mér syngur vitleysingur" (Icelandic for "Within me a lunatic sings") is the second track on Sigur Rós' fifth album, Með suð í eyrum við spilum endalaust.