"Weak Heart" is a song by Swedish singerZara Larsson. It was released on 12 January 2015 throughTEN Music Group as the fourth and final single from her debut album1 (2014). The single peaked at number 53 in Sweden, becoming her first song to not chart within the top 30 and her only single not to achieve any accreditation. In a review of the album, the track was highlighted as being a touching and more emotional track.[1]