One of my fellow bluegrass fanatic friends (who teases me about liking non-bluegrass music) said to me today, "Hey, I found a song we've never heard by that banjo player Tony Trischka, and Alison Krauss sings it!"
And I go, "Oh, 'World Turning'? That's a Fleetwood Mac song."
Think I finally converted him. Anyhow, I showed him this awesome rendition: