29 8 Alan Jackson America Amy Grant Barbra Streisand Billy Currington Bonnie Raitt Christopher Cross Dave Koz Diana Ross Edgar Winter El DeBarge Erin McCarley James Ingram Joe Bonamassa John Mayer John Pizzarelli Joni Mitchell Jonny Lang Kathy Mattea Keith Urban Kenny Loggins Kylie Minogue Little Feat Michael W. Smith Nicolette Larson Nik Kershaw Olivia Newton-John Patti Austin Patti LaBelle Ray LaMontagne Rita Coolidge Steely Dan Stephen Bishop Steve Harley The Doobie Brothers Vince Gill Wang Chung