ET Vault Unlocked: Donnie Wahlberg! ET’s 35 years with the singer, dancer, and actor sharing never-before-seen interviews from his Boston beginnings to behind-the-scenes of his journey to super stardom. Plus, backstage with the New Kids On the Block. Their reunion and a Backstreet Boys collab. And, on set of his many film and TV roles. Then, what you never knew about his Hollywood love story. His life as a dad and blended family with Jenny McCarthy. Plus, Donnie on sharing the spotlight with brother, Mark.