Is it a Harry Potter sorting hat? Is it a sack of potatoes? Is it stolen from Smokey The Bear? No, it's Pharrell Williams' attempt to upstage those Daft Punks at the Grammys. But it's not just the super producer who's had a bad hat day. Here's 11 absurdly terrible moments of head gear madness in popular culture.
Added: 27 Jan 2014