This DIY stand idea is as beautifully simple as it is ghetto. As the video explains, you just need to evenly distribute the weight:

Personally, I just prop my iPhone up against a pillow to watch something while lying down. But I'd love to see what else you crazy, clever people can come up with. Post your creations in the comments and I'll put together a gallery. [Recombu]

From Chris Coonradt in the comments below. Keep 'em coming.