By Brandy McDonnellOn an emotional night in Los Angeles' Staples Center, Oklahoma country music superstar Blake Shelton and his pop icon girlfriend Gwen Stefani brought the love Sunday night at the 62nd Annual Grammy Awards. They were among the early performers, crooning their unabashedly heartfelt new duet "Nobody But You" following Lizzo's energetic opening medley and host Alicia Keys' a cappella rendition of "It's So Hard to Say Goodbye to Yesterday" with Boyz II Men in honor of basketball legend Kobe Bryant, who died Sunday in a helicopter crash.Blake Shelton and Gwen Stefani Hold Hands as They Perform 'Nobody But You' at 2020 #Grammyshttps://t.co/DGLdjhtH7Dpic.twitter.com/KopAOsl0vD— People (@people) January 27, 2020The duet started with just Shelton on stage strumming his guitar and showing off his considerable skills as a balladeer.Read more on NewsOK.com