Here are some cans that I decided to spray paint and then stencil with white stars. We were on a low budget for the silent auction, but I thought we could use them to hold down paper and hold pens. They worked really well. Here is where I got the idea, Can-Do Cans.
I also saw a painted version in Country Living magazine, where they used Benjamin Moore sample paints and used them to hold flowers but I don't have a picture.
I might save some more and try this for Halloween: