In this exclusive interview with identical twins Nikki and Brie Bella, the WWE Hall of Fame wrestlers and stars of the hit reality show Total Bellas open up about the unbelievable timing of giving birth to their sons within 22 hours of each other, how excited Nikki and her fiancé (Dancing with the Stars' Artem Chigvintsev) are to be first-time parents, and the adorable first meeting between Brie's 3-year-old daughter Birdie and her new baby brother.