Best cover songs?

What, in your opinion are the best cover songs ever recorded?

My top picks, in no particular order:

Jeff Buckley's "Hallelujah" (Leonard Cohen)
Dar Williams' "Comfortably Numb" (Pink FLoyd)
Matt Nathanson's "Romeo and Juliet" (Dire Straits)
R.E.M.'s "Dream" (Everly Brothers)
Jimi Hendrix' "All Along the Watchtower" (Bob Dylan)
Johnny Cash's "Hurt" (Nine Inch Nails)
The Beatles' "Twist and Shout" (Top Notes)
The Cowboy Junkies' "Sweet Jane" (Lou Reed)
The Sundays' "Wild Horses" (Rolling Stones)
Mindy Smith's "Jolene" (Dolly Parton)
yes-'experience prefered, but not necc'(richie havens),,,,when they burst into 'the theme from 'the big country' its surreal
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I shall be released - (Dylan) by the Band
If it be your will - (Leonard Cohen) by Antony (of Antony and the Johnsons)
Springsteen's version of Jimmy Cliff's "Trapped". Amazingly different and powerful!
Cassandra Wilson-Harvest Moon and The Yuri Honing Trio-Walking on the Moon.Neil Young/The Police.