Dax Shepard was against marriage until a Christmas Eve night with his now-wife, Kristen Bell, changed his mind. “You told me you didn’t believe in marriage,” Bell, 46, recalled to Shepard, 51, on the Monday, October 26, episode of his “Armchair Expert” podcast. “You told me why. I didn’t think there would ever be an answer because I was like, ‘I kind of like that tradition.’” Bell then recalled Shepard telling her, “A piece of paper filed at a courthouse somewhere in California is not going to dictate how I treat you. It’s just not, and so I’m going to treat you well and ac...