Andrew Jannakos Band Against Cancer Blondie Bob Weir Canaan Smith Cash Campbell Chrissy Metz Darius Rucker Elvie Shane Iris Apfel Jason Aldean Jay DeMarcus Kristin Chenoweth Laine Hardy Lee Ann Womack Lukas Nelson & Promise Of The Real Maddie & Tae Music Health Alliance Nickelback Nick Norman Rodney Atkins Sarah Cannon Southerland Tenille Arts Terri Clark Tracy Lawrence Tyler Farr Waylon Payne Vince Gill