If you're happy and you know it, clap your hands. (clap clap) If you're happy and you know it, clap your hands. (clap clap) If you're happy and you know it, then your face will surely show it! If you're happy and you know it, clap your hands. (clap clap) Read or sing along with your little one’s favorite song! If You’re Happy and You Know It pairs adorable illustrations with the lyrics of the familiar children’s song. This newest board book in the beloved Sing-Along series also features a padded cover perfect for little hands, and is sure to delight children and parents alike.