On the latest episode of "Fear Box," Mila Kunis, Kristen Bell, and Kathryn Hahn take on the scary challenge of sticking their hands in a box and touching surprise creatures. The actresses star in the upcoming film "A Bad Moms Christmas," in theaters November 1st.br br Still haven’t subscribed to Vanity Fair on YouTube? ►► br br ABOUT VANITY FAIR br Arts and entertainment, business and media, politics, and world affairs—Vanity Fair’s features and exclusive videos capture the people, places, and ideas that define modern culture.