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Best of Late Night TV: Will Smith's 'Summertime' Rap and Christina Aguilera's 'Sex and the City' Impression (VIDEO) Best of Late Night TV: Christina Aguilera's Amazing Britney Spears Impression ...

Don't tell Christina Aguilera that it's too early ... When she embraced a jazzy, big band vibe for her album Back to Basics, she styled her hair in throwback Victory Rolls. In her 2007 music ...