Aaron Watson Annie F. Downs Band Against Cancer Blondie Bob Weir Brett Young Canaan Smith Cash Campbell Chrissy Metz Cloak Elvie Shane Darius Rucker Hootie & the Blowfish Iris Apfel Jason Aldean Kristin Chenoweth Lee Ann Womack Maddie & Tae Music Health Alliance Nickelback Peyton Gilliland Rodney Atkins Sarah Cannon Tenille Arts That Sounds Fun Podcast Network Tyler Booth Tracy Lawrence Tyler Farr Waylon Payne Vince Gill