Celebrity | Olivia Munn 9 Stars With Weird Habits Olivia Munn rips out her eyelashes, Johnny Depp plays with Barbies By Evann Gastaldo Posted Aug 5, 2012 4:41 PM CDT Copied Actress Olivia Munn turns back for photographers at the Us Weekly Hot Hollywood Style issue event, Wednesday, April 17, 2012, in West Hollywood, Calif. (AP Photo/Chris Pizzello) Lots of people bite their nails, but not Olivia Munn: She plucks out her eyelashes, she told the New York Daily News this week. The odd tendency stems from a disorder called trichotillomania, the Huffington Post notes. Eight more stars with habits that are a bit strange: Johnny Depp: He likes … playing with Barbies? Jason Segel: One of the rooms in his house is "sort of dedicated to puppets," he once revealed. Jane Lynch: The Glee star used to be addicted to cough syrup. Simon Cowell: "I climb trees daily. It's like a ritual," he once said. Click for the full list, which includes one actress who used to open doors with her elbows. Read These Next Trump wants a member of the Fed to 'resign, now!' Witnesses to alleged murder-suicide are 1, 2, and 3. Only 4 percent of buyers pick the 'smartest' phone. Jillian Michaels lawyers up after Netflix documentary. Report an error