Hair Trend Retro Waves. As we know red carpet season is in full swing and one hairstyle that is turning heads is the retro waves. Celebrities love this classic look because we get to see a old spend on the classic hollywood glam look. Retro waves are super chic and can bring out your best features your eyes. There’s only one true way to wear Retro waves pair this style with dramatic eye makeup and the classic red lip.