well that is just not possible, at least not directly you will have to reconstruct the background and that all depends on the background. You probably should look for online tutorials and just learn more about the program before you do such a thing.
answered Sep 18 '12 at 10:27
You would need to have a picture with the person on it, and the same picture without the person, then you merge layers.
answered Sep 19 '12 at 06:17