Reese Witherspoon has started filming her new movie, How Do You Know, in Washington D.C., and apparently the part requires the pretty starlet to get her puke on. In the scene she shot today, Reese barfs in a trash can after a particularly brutal run. She may have some nasty dribble on her chin, but another Oscar nod would surely make it all worth it, right? [Photo: Splash News Online]
