"Light Up the World" is a song performed by the cast of American television series "Glee", taken from their eight soundtrack album, "". The song was written by the series' music producer Adam Anders, Swedish pop music producer Max Martin, and Peer Åström, Savan Kotecha, and Johan Schuster. Anders and Martin produced the track. The song features solos from Naya Rivera (Santana Lopez), Heather Morris (Brittany Pierce), Kevin McHale (Artie Abrams), Lea Michele (Rachel Berry), Cory Monteith (Finn Hudson), and Jenna Ushkowitz (Tina Cohen-Chang).
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