Long weekends really are the best — you get to overindulge on a Sunday night and binge watch daytime TV in your PJs on a Monday afternoon. But before you run off into the sunshine, give the coming weekend's events some strategic thought. Rolling with your girls? Danielle Haim has an outfit idea for you. Date night? Vanessa Hudgens has your back. Style doesn't need to take a back seat when you're chillin' out if you take FKA Twigs' lead. Scroll on to see how…