Speaking of combs, you can quickly spruce them up with old nail polish. Just add flowers or stripes down the back edge. If you have a lovely dress to wear, but don't have any suitable hair clips, keep a handful of plain clips on hand. They can easily be decorated with nail polish to match your outfit. You can even match the design to a certain extent, dots for a dotted dress, stripes for a striped one, etc.
Picture frames are also perfect candidates for a nail polish makeover.
Using barely tinted clear polish results in a sleek modern look, while metallic polish creates a very funky look. You can use random streaks of color or orderly patterns. Again, stencils come in handy if you aren't a good painter. Adding a splash of remover will cause your polish to become more fluid and you can use sponges and stamps with it. Learn creative uses for nail polish from decorating everything from mobiles to vases and mirrors.