cfulton (543949) writes "The makers of the popular television series Game of Thrones have apologised for putting a model of George W Bush's head on a spike in one of its episodes. The head, which looks very similar to the 43rd President of the United States, was used in an episode which was first shown last year." Link to Original Source
If it happens once, it's a bug. If it happens twice, it's a feature.
If it happens more than twice, it's a design philosophy.