Petra Marklund is a Swedish singer-songwriter and recording artist known for her work in pop and electronic music. She first gained public recognition as a member of the Swedish hip hop group Famous when she began her career in the early 2000s, and later achieved mainstream success performing under her own name and the stage name September. Her music blends dance-pop, synth-driven electronic production and contemporary pop songwriting, often featuring polished production, strong vocal melodies and emotive lyrics. Marklund has been active from the early 2000s onward, recording both English-language dance tracks and Swedish-language pop, and is noted for moving between club-oriented material and more introspective, singer-songwriter oriented projects.