We know, we know — bangs for Winter, so revolutionary. But retro hairstyles have been on the up-and-up in recent months and will gain even more momentum come 2020 — especially with fringe haircuts. "Curtain bangs inspired by the '70s are growing in popularity," Lopez said. "They're a low-commitment way to try something new as they quickly and easily grow into face-framing layers and can be worked by almost any hair texture." Groovy, baby.