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.

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  • Olivia Munn

    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.

  • Alicia Silverstone

    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.

  • Johnny Depp

    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.

  • Mila Kunis

    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>

  • Jason Segel

    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."

  • Jane Lynch

    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>

  • Simon Cowell

    "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>

  • Gwyneth Paltrow

    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."

  • Cameron Diaz

    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>