In the latest episode of Who What Wear With Hillary Kerr, Hillary speaks with actress Rachel Bilson about her iconic fashion throughout her career, the best style lessons she learned from her notorious character, Summer Roberts, and everything we can expect from her upcoming podcast, Welcome to the O.C., Bitches. Then, she chats with the celebrity esthetician behind Hollywood’s most flawless faces, Shani Darden, who dishes on the best way to take care of your skin (underneath your mask), her favorite products for every skin type, and the latest beauty hype.