[speaker001:] When is your birthday?
[speaker002:] August 1st.
[speaker001:] Do you usually have a birthday party?
[speaker002:] Yes, we do.My parents prepare dinner for me.
[speaker001:] What would you do at the party?
[speaker002:] We sing " Happy Birthday " at the party and have birthday cakes.
[speaker001:] Do you know when people began to sing the song " Happy Birthday "?
[speaker002:] Well, I don't know.
[speaker001:] Let me tell you the story.In 1892, Patty Smith Hill and Mildred Hill wrote a song called " Good Morning to you ". But later someone added the words " Happy Birthday " to their tune.
[speaker002:] So the " Happy Birthday " song has been popular since then?
[speaker001:] Yes, actually, the song has been sung since its publication in 1932.People all over the world have sung it in many different languages.