11.If You're Happy(如果你快乐) 11.If You’re Happy(如果你幸福) 17.If You're Happy(如果你高兴) 11.If you're happy(如果你幸福) If You're Happy (如果你高兴) If You're Happy(如果你很快乐) If You'rs Happy如果你快乐 If You Are Happy 如果你幸福 If You`re Happy (如果你高兴) If you are happy(如果你快乐)