A water balloon with a glow stick on the inside, in a stocking, hung from trees, patio cover, or the ceiling. Same pin elsewhere said: "Put a glow ball in a white stocking and hang many from trees or the ceiling." But what are glow balls?
picture shapes - what an amazing idea, i would have never thought of that! [actually this is not "picture shapes" it's how to make shaped bokeh but still a good technique of attaching the paper to the lens]