Earlier this week, "The Newsroom" star Olivia Munn revealed an unusual habit. "I don't bite my nails, but I rip my eyelashes, the 32-year-old actress told the New York Daily News.
And Munn isn't alone in her bizarre behavior. Whether feeding their children mama-bird style (we're talking to you, Alicia Silverstone), dedicating an entire room to puppets (hello, Jason Segel), owning up to a geeky-game addiction or engaging in a neurotic ritual, plenty of celebs have been candid when it comes to their quirks.
Here are some other stars with strange habits.
Munn recently revealed that she <a href="http://www.huffingtonpost.com/2012/07/31/trichotillomania-disorder-olivia-munn_n_1723757.html" target="_hplink">pulls out her eyelashes</a> as a result of the disorder trichotillomania.
The "Clueless" star sparked a feeding frenzy when she discussed her proclivity for <a href="http://multiplayerblog.mtv.com/2010/12/01/mila-kunis-wow-cold-turkey/" target="_hplink">pre-chewing food</a> for her son, Bear Blu.
The father of two has said he <a href="http://www.femalefirst.co.uk/celebrity/Johnny+Depp-10609.html" target="_hplink">enjoys playing</a> with Barbie dolls.
The "Black Swan" stunner owned up to<a href="http://multiplayerblog.mtv.com/2010/12/01/mila-kunis-wow-cold-turkey/" target="_hplink"> an obsession with World of Warcraft.</a>
Before he and Michelle Williams <a href="http://www.eonline.com/news/330354/jason-segel-michelle-williams-and-matilda-s-day-of-fun" target="_hplink">were an item</a>, Segel told <em>New York</em> magazine, "Thank God I have a slightly bigger house now, so I have one room that's sort of dedicated to puppets. But for a long time I lived in a one-bedroom apartment that was just crammed with puppets. It's why I'm still single."
In her memoir "Happy Accidents," The "Glee" star revealed that she <a href="http://www.huffingtonpost.com/2011/08/23/jane-lynch-was-addicted-to-cough-syrup_n_934085.html" target="_hplink">was once addicted to cough syrup.</a>
"I climb trees daily. It's like a ritual," Cowell <a href="http://www.zimbio.com/Simon+Cowell/articles/V8y1GAh6m5k/Simon+Cowell+The+Iceman+cometh" target="_hplink">revealed to <em>GQ</em>. </a>
Earlier this year, Paltrow <a href="http://www.harpersbazaar.com/magazine/cover/gwyneth-paltrow-interview-0312" target="_hplink">told <em>Harper's Bazaar</em></a> that she and children Apple and Moses (7 and 5, at the time) "all get into the tub together."
Diaz once said she opened doors with her elbows to avoid touching germy doorknobs, <a href="http://abcnews.go.com/Entertainment/charlize-billy-bob-dicaprio-celebrities-ocd/story?id=8736076&page=2" target="_hplink">due to Obsessive-Compulsive Disorder.</a>