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The 18,500-seat Mercedes-Benz Arena in seen Shanghai on January 19, 2011. Entertainment giant AEG, the operator of Los Angeles Staples Center and London's O2 arena, has already lined up concerts by Usher and the Eagles and said it plans to use the new Shanghai arena as a springboard to bring more major stars to China. AFP PHOTO / Philippe Lopez (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)

The 18,500-seat Mercedes-Benz Arena in seen Shanghai on January 19, 2011.  Entertainment giant AEG, the operator of Los Angeles Staples Center and London's O2 arena, has already lined up concerts by Usher and the Eagles and said it plans to use the new Shanghai arena as a springboard to bring more major stars to China.  AFP PHOTO / Philippe Lopez (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)