Avril Lavigne sang a song.
Avril Lavigne . The Best Damn Thing , Lavigne 's third album , was released in April 2007 , becoming her third number 1 album in the UK Albums Chart and featuring her first US Billboard Hot 100 number 1 single , `` Girlfriend '' . Lavigne has scored six number-one singles worldwide , including `` Complicated '' , `` Sk8er Boi '' , `` I 'm with You '' , `` My Happy Ending '' , `` Nobody 's Home '' , and `` Girlfriend '' . `` Complicated '' is the debut single by Canadian singer-songwriter Avril Lavigne , released in 2002 from her debut album , Let Go .