- 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.