When it comes to red carpet glamour, striking dresses, sultry makeup, and contoured bodies are what keep us entertained. Yet, much of the behind-the-scenes effort—think countless hours of in-office procedures like microcurrent facials or red light skin therapy—goes unseen. In fact, celebrity dermatologists and aestheticians say that prepping for just one evening on the red carpet can take up to six months, with treatments ranging from injectables and microneedling services to chemical peels and hydrating facials.