Audiences are given a backstage look at the painstaking process of making Oprah's Surprise Spectacular at Chicago's United Center a reality, as well as preparations for the final episode of The Oprah Winfrey Show. Oprah and her staff offer their thoughts in two revealing studio specials, including the producers' struggle to keep the star-studded United Center extravaganza a secret from their boss, and their candid feelings about the end of the "Oprah" show era.