I just gave this a go for fun and it was very entertaining, though I do like these sort of things. You don't need to register and it's easy to upload your pictures. Once you are done you can post it to your facebook wall or e-mail it. My son will get a kick out of it when he gets home. It's the empire strikes back one that's free, you have to join to do the other films, though they do let you preview them.