Anybody here listen to the Black Eyed Peas?

Can anybody tell me the original song that this parody was based on? a href="http://www.google.com/url?sa=t&source=web&cd=1&ved=0CBYQtwIwAA&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DU6XFwMyPoBo&ei=13jkTdWYGI76swPvoJ0W&usg=AFQjCNFqrNZOVjuLaM0rE2lOoKg2PU-Iqg&sig2=Y6T31SAnol3tL4wqWXdlEA" rel="nofollow"http://www.google.com/url?sa=t&source=we…/a