if you are happy and you known it 如果你快乐并且你知道这一点

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 want to show it,
If you are happy and you know it ,clap your hands.
If you are happy and you know it ,stamp your feet, 

If you are happy and you know it ,stamp your feet, 

If you are happy and you know it ,
and you really want to show it,
If you are happy and you know it ,stamp your feet.
If you are happy and you know it ,shout hooray,
If you are happy and you know it ,shout hooray,
If you are happy and you know it ,
and you really want to show it,
If you are happy and you know it ,shout hooray.