Between work and play, there's hardly any time to fit in an outfit change—and while we're pretty averse to gimmicky "day-to-night" looks, we hate having to go change our duds in the afternoon. But making do with what you've got is easy if you dress and shop with some foresight. All you have to do is make sure you're armed in the a.m. with one solid quick-change piece to make an easy transition to a night on the town. We've found four gals whose outfits are ready to go from beach to bar or work to cocktails (and everything in between!). Here are four tips to make the day/night switch!