"I love Taylor Swift. I'm literally obsessed with her." While we respect your right to enthusiastic hyperbole, we'd also respectfully point out that - unless you've been arrested for pacing up and down her driveway, attempted to swim to her beach house or written her 735 threatening to die for her - you're probably not obsessed.
Actual fan obsession is a scary, sinister thing indeed, and to be on the receiving end of such an infatuation must be a genuinely upsetting ordeal. Here's 11 artists who've had to deal - to varying degrees of intensity - with stalkers.
We've not named any of the obsessive fans in this gallery, because at least a few of them were probably hoping for fame themselves.