Svefn-g-englar is a song from the album released on what date?
Svefn-g-englar: "Svefn-g-englar" ( ) is a song by the Icelandic post-rock band Sigur Rós, from their second album, "Ágætis byrjun". Ágætis byrjun: Ágætis byrjun (] , "A good beginning") is the second studio album by Icelandic post-rock band Sigur Rós, released on 12 June 1999.
12 June 1999