If you are happy and you know it clap your hands If you are happy and you know it clap your hands If you are happy and you know it, and you really wanna show it If you are happy and you know it clap your hands If you are happy and you know it, and you really wanna show it If you are happy and you know it clap your hands If you are happy and you know it whistle high If you are happy and you know it whistle high If you are happy and you know it, and you really wanna show it If you are happy and you know it whistle high If you are happy and you know it, and you really wanna show it If you are happy and you know it whistle high If you are happy and you know it laugh out loud If you are happy and you know it laugh out loud If you are happy and you know it, and you really wanna show it If you are happy and you know it laugh out loud If you are happy and you know it, and you really wanna show it If you are happy and you know it laugh out loud If you are happy and you know it shout hurray If you are happy and you know it shout hurray If you are happy and you know it, and you really wanna show it If you are happy and you know it shout hurray If you are happy and you know it, and you really wanna show it If you are happy and you know it shout hurray