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 SCOTUS sounds skeptical about law banning gay conversion therapy. Apprehensions at the US-Mexico border have fallen dramatically. You might want to take mass transit instead of driving in this city. Attorney General Pam Bondi tangles with Senate Democrats. Report an error