This week, actress and best-selling author Busy Philipps brings us behind the scenes of her new show, the Tina Fey–produced Girls5eva, where she plays one of four members of a girl group making a comeback in their 40s. Philipps dishes on her favorite looks from the show as well as her personal style IRL, including the brands that contribute to her whimsical wardrobe and next-level necklace game.