Responding to an open casting call from porn star James Deen back in September. Tisdale wasn't even sure if the Tweet was legitimate, but she decided to respond for fun—she definitely didn't think she would actually hear about it ever again. But then Deen's "model coordinator" e-mailed Tisdale a few hours later, asking if she wanted to shoot a scene in New York City with him. In addition to doing standup, Tisdale works as a writer at the Washington, D. Their unanimous answer? Not only were they curious about what really goes on at a porn shoot, but they also thought the experience would make for a great story.