2003 was a big year for music. For starters, Beyoncé and Jay-Z gave the world "Crazy In Love." This track — and the music video — were pure fire.

Artists: 50 Cent, Avril Lavigne, Clay Aiken, Daniel Bedingfield, Good Charlotte, Hilary Duff, Kid Rock, Lil Kim, Ludacris, Nelly, No Doubt, R. Kelly, Sean Paul, Simple Plan

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