The music video, directed by Nabil Elderkin, was released on November 19, 2010. In the video, Mars is seen dragging an upright piano through Los Angeles, by the time he arrives at the home of his beloved, he discovers she is with another man, so he decides to leave and ends up by killing himself. Mars performed "Grenade" on the "Late Show with David Letterman" and during all his tours since 2010. The song has been covered by a variety of performers. It was nominated for both Record of the Year and Song of the Year at the 54th Annual Grammy Awards.