This week, the effortlessly talented actor Meghann Fahy stops by for a candid look at her journey from shy, gap-toothed singer to Emmy-nominated star. Meghann reflects on her "two-line" Gossip Girl debut, her whirlwind days on Broadway, and subverting expectations as Daphne on the smash series The White Lotus. Plus, Penn and Meghann discuss their upcoming rom-com, You Deserve Each Other, and the social media feud that nearly broke the internet.