In the song Grenade by Bruno Mars, the main theme is how we would do anything for her, even though she doesn’t love him back. In the song, he explains that he knew she never loved him back, but he still tried to win her over. He uses literary devices, such as metaphors, hyperboles, and imagery, to express his feelings of desperation, heartache, and depression. The theme is expressed using hyperboles. Firstly, Bruno Mars writes, “ I gave you all I had and you tossed it in the trash, you tossed it in the trash, you tossed it in the trash, you did.” By stating this, he is over exaggerating because you cannot physically toss someone’s feelings. He later writes, “ What you don’t understand is I’d catch a grenade for ya.” This is explains how he