We can all sing the song, it sounds like a commercial for a video poker palace doesn't it? Who you Gonna Call? Well if you're hoping for Ghostbusters 3 you might want to call Bill Murray and Ashton Kutcher. It appears the talk around tinsel town suggest a script for GB3 is already written and awaiting approval from Mr. Murray. Now will we actually see Mr. Demi Moore in the movie? Or are we all going to get punked?