HBO’s “Girls” begins its final season this Sunday, and we discuss the show’s legacy before Jenna sits down for a live conversation with Lena Dunham, Allison Williams, Zosia Mamet and Jemima Kirke. They talk about the show’s early lack of diversity, why “Silicon Valley” gets off easy and what it’s like to have the public completely conflate a person and the character she plays. Plus: We debate whether deleting your Uber account actually has an impact and play a new game called “Did This Person Vote for Trump?”