Nominees Zac Brown, Brittany Howard (Alabama Shakes), and Mumford & Sons, along with Elton John and Mavis Staples will join together for a special tribute to the late Levon Helm as part of the annual In Memoriam segment on the 55th Annual GRAMMY Awardsģ telecast.

Tune into the GRAMMY's on Sunday, Feb. 10 on CBS at 8pm ET.  ZBB is nominated for Best Country Album for 'Uncaged'!