I'm not sure if this is anything close to what you want, but it has similarities to Movie Maker, but IMHO, much better.
PhotoStory 3 for Windows: (Freeware)
I've made a lot of videos with family snaps. It strings them all together with different wipes and fades, and you can sync it with music of your choice. It gives you a choice of formats to save your completed masterpiece to, one of them being small enough to attach to an email.
I think it's a cracking program, and comes in at about 16mb installed.