United Kingdom, June 5 -- Avril Lavigne has thanked her parents for the "sacrifices" they made for her.

The 40-year-old star is currently on her Avril Lavigne: The Greatest Hits tour and after bringing her mom out on stage at New York's Madison Square Garden, she has expressed her gratitude for all the help and support her mother and father have shown over the years.

Sharing a video and photos of her mom on stage, Avril wrote on Instagram: "I brought my Mom up on stage last night !!!!

"Ever since I was a little girl, both my mom and dad saw something in me and encouraged me to practice very hard and pursue my dream of becoming a singer/ musician.

"They made a lot of sacrifices for me and I could not be where I am today without them. M...