- Won a radio-station contest at age 13. The prize was a trip to Ottawa to perform a duet with Shania Twain.
- Signed a contract with Arista at age 16.
- Sang the theme song for 2004's The SpongeBob SquarePants Movie.
- Made film debut as the voice of Heather the Possum in the 2006 animated film Over the Hedge.
- Started a clothing line, Abbey Dawn, in 2008.
- Launched the Avril Lavigne Foundation in 2010. The foundation supports children's causes in partnership with leading charitable organizations.
- Brody Jenner — Ex-significant Other
- Matt Lavigne — Brother
- Judy Lavigne — Mother
- Deryck Whibley — Ex-husband
- Chad Kroeger — Husband (separated)
- John Lavigne — Father
- Michelle Lavigne — Sister