I've had Leonard Cohen's "Hallelujah" circling around my brain.
Two friends suggested different renditions:
and Jeff Buckley:
But really—this may or may not be true—the first time I really paid attention to this amazing tune was thanks to Jake Shimabukuro. Here's his instrumental version. You decide which one you think is "best." Maybe it's a matter of mood . . .
(And heck, you might just want to go right back to the source. I came to the party late, considering Cohen first recorded this in 1984.)