The countdown is on until AS THE WORLD TURNS alumni Sarah Glendening (Lucy) and Daniel Cosgrove (Chris) take over the roles of ALL MY CHILDREN's Marissa and Scott later this month! As previously reported, Glendening will make her debut on Tuesday, December 21, succeeding Brittany Allen in the contract role of Krystal and David's daughter. Allen will make her last appearance on Monday, December 20. Then, on Monday, December 27, Cosgrove brings Scott back to Pine Valley after just two months in prison. In replacing previous portrayer Adam Mayfield, Cosgrove steps back into the role he played from 1996-'98.