Justin Halpern is a screenwriter who has worked in both web, film and television. In late 2007, he was hired to start the comedy website holytaco.com, which, when he left in May of 2009, averaged more than 2 million visitors per month. He is currently developing a television show with CBS based on 'Shit My Dad Says', the Twitter feed which now has 1.4million followers. He is also 29 years old, and still living at home with his dad . . .