祝你生日快樂 祝你生日快樂 祝你生日快樂 祝你生日快樂 祝你生日快樂 祝你生日快樂 祝你生日快樂 祝你生日快樂 Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you Happy birthday to you