Yes, Virginia, there is a Santa Claus
From Wikipedia, the free encyclopedia
“Is There a Santa Claus?” was the headline that appeared over an editorial in the September 21, 1897 edition of the New York Sun. The editorial, which included the response of “Yes, Virginia, there is a Santa Claus,” has become an indelible part of popular Christmas lore in the United States.
Source: http://en.wikipedia.org/wiki/Yes%2C_Virginia%2C_there_is_a_Santa_Claus