Avril Lavigne, a self-taught musician, rose to fame at 16 when she signed with Sony Records and released her breakout hit 'Complicated.' She achieved record-breaking success with her debut album 'Let Go,' which sold 18 million copies worldwide, and earned 76 awards in 2002 alone. Lavigne continues to be a prominent figure in the music industry, known for her unique style, philanthropic efforts, and memorable hits, including her viral song 'Girlfriend.'