Happy 20th Birthday, Kristen Stewart!

By:OK! Staff

April 9 2010, Published 7:51 a.m. ET

In honor of Kristen Stewart's 20th birthday, we've pulled together 20 photos of Twilight star showcasing her Hollywood career!

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From the Panic Room to The Runaways and of course her role as Bella in The Twilight Saga, Kristen's career has really taken off these past few years.

Now that she's no longer a teenager, we can't wait to see where her career goes next — especially watching her complete the Twilight series!