The Cocteau Twins singing Tim Buckley (as recorded under This Mortal Coil).
Salter Cane covering the Tim Buckley song that has previously been recorded by The Cocteau Twins performing as This Mortal Coil.
Here’s a detailed analysis of the song: http://tenser.typepad.com/tenser_said_the_tensor/2005/08/song_to_the_sir.html
This version was recorded live in one take at Metway Studios in Brighton.
The Wailing Hall covers Tim Buckley.
From Cover Me’s list of the best cover songs of 2010: http://www.covermesongs.com/the-best-cover-songs-of-2010-1
Bill Janovitz of Buffalo Tom covers You and Your Sister by Big Star …via the This Mortal Coil cover by The Breeders.