Hitman Returns was filmed before a sold out crowd last year at the Mandalay Bay in Las Vegas. The lineup of talent, lead by Foster as maestro of ceremonies, includes performances by Seal, Donna Summer, Martina McBride, Earth, Wind u0026 Fire, Natalie Cole, Ruben Studdard, All-4-One,Glee star Charice, Chaka Khan, Jackie Evancho, Lara Fabian and other artists whose careers have been touched by Foster, a 15-time Grammy winning producer and songwriter.