1) Avril Lavigne is a Canadian singer-songwriter, fashion designer, actress, and philanthropist born in 1984 in Ontario. 2) She was discovered at age 16 and released her debut album "Let Go" in 2002 which was a commercial success, selling over 20 million copies worldwide. 3) Lavigne has gone on to release 5 studio albums, embark on 7 concert tours, and establish her own fashion line while also acting in films. She is known for her skilled musicianship and rebellious persona.