11.If you're happy（如果你幸福） 11.If You’re Happy（如果你幸福） 11.If You're Happy（如果你快乐） 17.If You're Happy（如果你高兴） If you're happy (如果你幸福) If You Are Happy 如果你幸福 If you are happy(如果你快乐) If you're happy（儿歌） 31.If you are happy If you are happy (如果你快乐)