How To Be A Heartbreaker Song is a popular song by Welsh singer-songwriter Marina Diamandis, known professionally as Marina and the Diamonds. Released in 2012 as the lead single from her second studio album, Electra Heart, the song is an electropop ballad that explores the themes of heartbreak and unrequited love.
The song was a commercial success, reaching the top 10 in several countries, including the United Kingdom, where it peaked at number four. The song was also nominated for Best British Single at the 2013 Brit Awards. Critics praised the song’s catchy melody and Diamandis’s powerful vocals, with some calling it one of the best songs of 2012.