Twitter trolls beware: Jimmy Kimmel will show Hollywood stars what you're saying about them.
In fact, his "Celebrities Read Mean Tweets" videos are huge on YouTube and the latest has some serious heavyweights from the world of film and TV.
Watch what happens when mega-stars like George Clooney, Tom Hanks, Cate Blanchett, Bill Murray, Matt Damon and a host of others read the "mean tweets" made about them.
WARNING: Not for people with a sensitivity to bleeped-out foul language, bad spelling and anonymous insults.
Mobile users: http://youtu.be/4Y1iErgBrDQ
Jimmy Kimmel Live's YouTube channel features clips and recaps of every episode from the late night TV show on ABC.