Avril Lavigne is a voice artist.
Avril Ramona Lavigne ( [ ˈævrɪl_ləˈviːn ] [ avʁil laviɲ ] ) ( born 27 September 1984 ) is a Canadian singer-songwriter and actress . Her breakthrough single , `` Complicated '' , peaked at number 1 in many countries around the world , as did the album Let Go . Lavigne has scored six number-one singles worldwide , including `` Complicated '' , `` Sk8er Boi '' , `` I 'm with You '' , `` My Happy Ending '' , `` Nobody 's Home '' , and `` Girlfriend '' .