Any Thrifty Halloween Costume Ideas?

Halloween is just around the corner and it is time to start thinking about costumes. Whether you buy your costume or make your own, the costs can add up. So we were wondering if you have any ideas for interesting and inexpensive Halloween costumes? Where to find them, how to make them, how to reinvent an old costume, your favorite costume, etc. We welcome ideas for little kids or big kids alike.

Please share you tips, comments, and suggestions below.

Happy Halloween, and thanks for being a Tip Hero!