Greta Gerwig, Oprah Winfrey | Cow Or Never

House Republicans used their last working days of the year debating dairy and hunting for crimes to pin on President Biden, and Oprah Winfrey stopped by to give everyone in “The Late Show” audience free tickets to “The Color Purple,” which opens in theaters on Christmas Day. Oscar-nominated writer and director Greta Gerwig tells Stephen about the amazing cast of her record-breaking film, “Barbie,” and how it’s hard to find anything wrong with the star Margot Robbie.