$Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013

Full show http://wp.me/P1KWn5-77 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013 Zac Brown, Mavis Staples and Elton John perform on the 55th Annual GRAMMY Awards 2013