"Work It" is a single by American rapper Nelly featuring American singer-songwriter Justin Timberlake. It was released on February 24, 2003, as the fourth single from Nelly's 2002 album, Nellyville. It peaked at number 68 on the Billboard Hot 100, and number seven on the UK Singles Chart.

Tom Sinclair of Entertainment Weekly panned the collaboration, stating that the song was one of the weaker tracks in Nellyville despite the inclusion of Justin Timberlake.^[1] Dele Fadele of NME described it as a "silly pop-directed collaboration with Justin Timberlake of *N Sync."^[2] Writing for PopMatters, Wayne Franklin noted that Timberlake croons on the song.^[3]

"Work It" peaked at number 68 on the Billboard Hot 100 on the March 13, 2004, issue of Billboard, charting for five weeks.^[4] It also peaked at number seven on the UK Singles Chart on March 15, 2003, spending 11 weeks on the chart.^[5]

This section does not cite any sources. (May 2020)

The music video for "Work It" shows Justin and Nelly visiting the Playboy Mansion where they play tennis and meet many of the Playboy Playmates. Hugh Hefner also makes an appearance. It was directed by Joseph Kahn and released in 2003.

The song was remixed by Scott Storch and was included on Nelly's 2003 remix album Da Derrty Versions: The Reinvention.^{[citation needed]} Another remix by Jason Nevins sampled AC/DC's 1980 single "Back in Black", which received considerable airplay, but was not officially released.^{[citation needed]} The "Nevins Universal Dub" remix was played in the viral internet sensation clip of Robin Schreiber dancing at the Golden State Warriors basketball game on November 9, 2016^[35]