We Need To Know (There's Happiness In Our World) (feat. Kathryn Shipley, Dee Rock, Revele, Jackson Snelling, Nitty Gritty GR & Wendy K) Guitar Tab - Jay Blue Jay Jourden,Kathryn Shipley,Dee Rock,Révèle,Jackson Snelling,Nitty Gritty GR,Wendy K - Ab Key Beginner Version - Staff Notation - Numbered Musical Notation