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