Some context on Flandre's hat: Ten Little Niggers was the original title of the Agatha Christie novel, And Then There Were None. The killer in that novel uses the pseudonym U.N. Owen, which of course features prominently in the title of Flan's theme music.

NinjaPope said:

Some context on Flandre's hat: Ten Little Niggers was the original title of the Agatha Christie novel, And Then There Were None. The killer in that novel uses the pseudonym U.N. Owen, which of course features prominently in the title of Flan's theme music.

I'm glad you provided that - I was about to flag this post for deletion for racial defamation.