Wednesday, Dec. 24 (10:00-11:00 PM, ET/PT)

48 HOURS INVESTIGATES: "Rich Kids" -- Mary-Kate and Ashley Olsen, Frankie Muniz, Eric Trump and L'il Romeo -- Lifestyles of the young and rich.

Wednesday, Dec. 31 (10:00-11:00 PM, ET/PT) 48 HOURS MYSTERY: "The Bookie's Wife" -- They had everything, but there were secrets, gambling, affairs and then murder. Who killed the bookie's wife?