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Macklemore, Mary Lambert, Madonna, Ryan Lewis and Queen Latifah (L-R) perform ‘Same Love’ at the 56th Annual Grammy Awards held on January 26, 2014, at the Staples Center in Los Angeles (Credit: Reuters/Mario Anzuoni)

Macklemore, Mary Lambert, Madonna, Ryan Lewis and Queen Latifah (L-R) perform 'Same Love' at the 56th Annual Grammy Awards held on January 26, 2014, at the Staples Center in Los Angeles (Credit: Reuters/Mario Anzuoni)