Inside Kurt and Brenda Warner s Real life Love Story That Inspired American Underdog, PEOPLE

In this exclusive interview with Kurt and Brenda Warner, the Hall of Fame quarterback and his wife open up about their unique love story, why their new film American Underdog is much more than a sports movie, and how their son Zack inspired them to create Treasure House, a nonprofit living community for young adults with intellectual and developmental disabilities. Subscribe to People , KurtWarner, BrendaWarner, PEOPLE Catch up on the latest celebrity news, top stories and more: PEOPLE goes behindthescenes with our cover stars for exclusive stories and indepth interviews: PEOPLE goes indepth with your favorite stars and celebrities to bring you exclusive stories and features: