MR: We used "Mary Had a Little Lamb" because those are said to be the first words that Thomas Edison spoke into his phonograph in 1877. 
ما از اهنگ: Mary Had a Little Lamb استفاده کردیم چون اولین کلماتی است که توماس ادیسون در سال ۱۸۷۷ در فونوگراف اش صحبت کرد. 