Have you seen Animoto? No? Go back a few words and click that link. Animoto is awesome. It’s a service that automagically creates a professional-looking video for you based on a bunch of photos (and/or video clips), synchronized to music of your choice. Take a look at some of their sample videos to see what I’m talking about.
I just found out today that Animoto have added Gravatar support, so now when you leave comments on a video over there, you’ll see something like this: