"Locked Out of Heaven" is a song by American singer and songwriter Bruno Mars from his second studio album, Unorthodox Jukebox (2012). It was released as the lead single from the album on October 1, 2012. The song was written by Mars, Philip Lawrence and Ari Levine. It was produced by the former three, under their alias, the Smeezingtons along with Mark Ronson, Jeff Bhasker and Emile Haynie. "Locked Out of Heaven" is a reggae rock and pop rock song influenced by new wave and funk. The song's lyrics are about the rapturous feelings brought about by a relationship infused with positive emotion as well as euphoria from sex.