"Boom Boom Pow" is lead single from Black Eyed Peas fifth studio album, The E.N.D. The song uses the auto-tune vocal effect and topped the Billboard Hot 100, making it the group's first U.S. number-one single. It has also topped the Australian, Canadian and UK singles charts as well as reaching the top 10 in more than 20 countries. The music video of "Boom Boom Pow" was directed by Mathew Cullen and Mark Cudsi. Follow Black Eyed Peas on Muzu and check out more music videos.