1...2...3...4! Let’s rock and roll, babies!2019 National Parenting Product Award Winner From Elvis Presley to Beatlemania, from Tina Turner to David Bowie—rock has transformed through generations while ringing true with passionate sound. Rock along with the greats in this delightful baby book that introduces little ones to the rockers that started it all!Parental Advisory: May cause toddlers to play the air guitar with adorable frequency.