Behind the headlines lies a captivating family, whose lives have been unwillingly played out before cameras for decades. After 40 years in the business together, Jackie, Jermaine, Tito and Marlon have sold more than 250 million albums worldwide. Now, the brothers allow unprecedented access into their world as they record new material and rehearse for a concert celebrating the 40th anniversary of The Jackson Five. "The Jacksons: A Family Dynasty" will chronicle the brothers' relationships with each other, their parents and their children, while also balancing the demands of their professional commitments and celebrity. The series will also document the brothers coming to terms with the tragic loss of their brother Michael and determining how to properly honor his legacy. The series premieres Sunday, December 13 with back-to-back one-hour episodes beginning at 9:00pm ET/PT.