You may have heard that the Beckham's welcomed their new daughter about a week or so ago.

Then, David sported the babies name on his shoes, Harper Seven Beckham.

It was shortly thereafter he posted to Facebook that the name comes from Victoria's favorite author, Harper Lee.

It's being reported that now, sales of To Kill A Mockingbird have jumped 123% on

According to David, "A lot of thought goes into our children's names and Harper was a name that we've loved for a long time for a couple of reasons. One reason is Harper's an old English name which we loved and one of the other reasons was Victoria's favourite book is To Kill A Mockingbird and the author was Harper Lee. It's a very strong, passionate book. That's where Harper came from."

Now that Oprah is