AboutPetra Linnea Paula Marklund is a Swedish singer, born on September 12, 1984 in Stockholm, Sweden. She started recording songs at 12. She was discovered by Swedish producer and songwriter Hans Edler, with whom she recorded her debut album Teen Queen. In 2003, she was approached by dance producer Jonas von der Burg. Petra is better known as September ever since. She decided to release a non-dance album, Inferno, under her own name in 2012.