Minha esposa e eu nos perguntamos isso também. De acordo com este Sydney O artigo do Morning Herald era diferente a cada vez que eles filmavam a cena, e o público não deveria vê-la.
Roberts opens the box, but it's filmed in such a way that the audience can't see what's inside. [...] "There were different things each time she opened it," Wilson says. "What got the biggest reaction had to do with a reference to something the director said at the lunch. That really got her."