Maren Morris And Alicia Keys Bring Down The House At The 2017 GRAMMY Awards

These ladies rocked Music's Biggest Night with a spectacular performance of Maren's song "Once."

​Music's Biggest Night ® was monumental for country crooner Maren Morris, who won her first golden gramophone for Best Country Solo Performance and performed with 15-time GRAMMY Award-winner Alicia Keys.

Backed by a full string ensemble and dressed in head-to-toe sparkles, the songstresses received a standing ovation after they belted out Morris' song, "Once," off her debut album, HERO.

Stream the 2017 GRAMMY Awards on-demand.