Hot Shilpa Shetty is all set to Shut Up and Bounce. Yes thats the song of Tarun Mansukhanis Dostana that has just come on air. Director Karan Johar said that Tarun and he and his entire team brainstormed tossing names of actresses who would be apt for the item.We finally zeroed in on Shilpa because she has the best body in town, Karan said. Karan added, Shilpa has done a fantastic job but credit also goes to choreographer Vaibhavi Merchant and music directors Vishal Shekhar. Shilpas number will