David Foster Justin Hayward John Adorney Carpenter Karen Carpenter Rumer Ren Harvieu Rebekah Del Rio Mama Cass Canadian Tenors David Benoit Bert Kaempfert Dave Grusin The Tenors Henry Mancini Barry Manilow Kenny G Percy Faith Phoebe Snow Lea Salonga Barbra Streisand Andrew Lloyd Webber Bread Acoustic Alchemy Peter White Rev. Gary Davis Joan Armatrading Crusaders Michael Bolton Croce The Carpenters Al Jarreau Mantovani Larry Carlton Nena Peggy Lee Jeremy Soule Tijuana Brass Yanni Rippingtons Lee Ritenour Sophie Milman Il Divo Oren Lavie Fourplay Neil Diamond Donna Summer Josh Groban Madeleine Peyroux