Emerging at the height of the Y2K teen-pop explosion, Mandy Moore made the leap from adolescent idol to mature pop star, although it wasn't necessarily a smooth road to success. Moore managed to land a pair of hits between 1999 and 2000 -- "Candy" nearly broke into the Top 40, while "I Wanna Be with You" peaked at 24 -- but she essentially stayed on the margins of the Disney-driven phenomenon, although her eponymous 2001 album hinted at a greater musical reach than her peers. Moore's leading role in the 2002 romantic drama A Walk to Remember established her as a gifted actress...