[3][4] The album version was originally only reworked for its use in promotion for the 2004 NBA playoffs on ABC in April 2004,[5] and the clean version was released as the fourth and final single from Elephunk on June 1, 2004, by A&M Records and Interscope Records, also appearing on a reissue of the album.

[6] "Let's Get It Started" peaked at number 21 on the US Billboard Hot 100, reaching the top ten in Australia, Canada, Czech Republic, France and New Zealand.

The song's accompanying music video features the group energetically performing in a nighttime Los Angeles setting.

[9] The music video takes place in a nighttime setting on a Los Angeles street.

It features the Black Eyed Peas, particularly will.i.am, performing energetic dances while singing the song, while varying objects in the background (including a grand piano) smash against the ground in real time, slow and fast motion, and in reverse.