You trudge up the stairs with a large garbage bag in tow, moaning at the thought of cleaning out your closet. But what if you could just keep everything – even the stuff that's not exactly "in season" - and figure out new ways to wear it? Bring that garbage bag back down to the trash bin, sister, because we're about to shake up your look for Spring and Summer using clothes you already have. Ahead, find 21 great ideas for reinventing the beloved outfits already in your wheelhouse, free of charge. Yup, you heard us, no shopping necessary.