Following a morning of headline-making cheating rumors, Justin Timberlake brushed the gossip aside as he got to work on the set of a new project in Los Angeles, CA on Wednesday (October 27). The "Sexy Back" stud donned a snazzy suit as he ran through an action scene for "I'm.mortal" alongside his wig-wearing co-star Amanda Seyfried. As for the movie, "I'm.mortal is a Sci-Fi/Thriller being directed by Andrew Niccol while also starring Johnny Galecki and Olivia Wilde. A synopsis of the film via IMDB tells: "In the not-too-distant future the aging gene has been switched off. To avoid overpopula...