From Jill Hennessy and Emma Roberts to Amy Poehler and Parker Posey, everyone's getting in on our MTV Sundance Photo Booth action. Below, check out "Hellboy" and future "Hobbit" director Guillermo del Toro posing for our camera, and then click here or on the image to see all of the celebs in our ever-growing Photo Booth gallery. Bonus trivia: that's the finger of "Children of Men" director Alfonso Cuaron.
