See the 13 most sanity-lacking items sent to celebrities as fan mail.
A devoted fan once sent Jared Leto a severed human ear, accompanied by the note, "Are you listening?" Leto strung the ear and wore it as a necklace.
Kesha famously started receiving human teeth in the mail from some her fans a couple years ago, at which time she decided she was going to start making jewelry out of them.
Zac Efron once had a fan send him a piece of their skin. "It's hilarious because you don't know how to handle it. You'll never get around it. I love all my fans," Efron told Conan O'Brien of the incident.
Former "Gossip Girl" star Ed Westwick had a group of lady fans drunkenly slip love notes under his door. He told NYC's Metro newspaper that, "She went on some rant about how she is not like other girls and I should give her a call and we should hang out."
Rocker Alice Cooper told TMZ that one time a fan sent him a tiny coffin; enclosed inside was the heart of a cat.
After starring in the "Harry Potter" series of movies, Emma Watson started receiving Holy Bibles in the mail, from people who argue that the stories are "un-Christian."