Avril Lavigne Whibley (born September 27, 1984), better known by her birth name Avril Lavigne (pronounced /ˈævrɨl ləˈviːn/), is a Canadian singer-songwriter, fashion designer, and actress. Lavigne has sold more than 30 million copies of her albums worldwide. She is currently one of the top-selling artists releasing albums in the United States, with over 10.25 million copies certified by the Recording Industry Association of America. She has been dubbed as the 'pop-punk princess' by various sources. 
Lavigne broke into the recording industry with her debut album, Let Go, released in 2002. As of 2009, over 16 million copies were sold worldwide, more than 6 million of which were sold in the United States. Her second and third album, Under My Skin and The Best Damn Thing, reached number one on the Global charts. Lavigne has scored five number-one singles worldwide, including "Complicated", "Sk8er Boi", "I'm With You", "My Happy Ending" and "Girlfriend".