Bruno Mars Launches His Bluesy “Grenade” On ‘David Letterman’

Idolator’s bowling buddy Bruno Mars hit up the Late Show With David Letterman last night and left a piece of his heart on the stage after turning out an emotional, bluesy rendition of his new single “Grenade.” It was a Grade A performance from the hitmaking singer-songwriter, that found him backed by an all-female string ... More »

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