Did It Again (Shakira song)

"Did It Again" is a song recorded by Colombian singer-songwriter Shakira for her eighth studio album, She Wolf (2009). It was released on 16 October 2009, by Epic Records, as the second single from the album. The song was written by Shakira, with production from The Neptunes. There is an alternate version featuring vocals from American rapper Kid Cudi, while its Spanish-language version "Lo Hecho Está Hecho" (English: "What Is Done Is Done") includes additional lyrical contributions from Uruguayan musician Jorge Drexler. "Did It Again" is an electropop song with elements of samba. Lyrically, it details Shakira's involvement in a man's extramarital affair, which leads to her feeling guilty and hurt about it.

Upon its release, "Did It Again" was well received by music critics, many of whom complimented its lyrical content. Commercially, the song attained moderate success. It peaked within the top twenty in nations including Spain, where it was certified gold, and Italy. In the United States, "Did It Again" peaked at number one on the US Billboard Hot Dance Club Songs chart and Latin Pop Airplay chart, and at numbers six and 11 on the US Billboard Hot Latin Songs chart and Tropical Songs chart, respectively. An accompanying music video for "Did It Again" was directed by Sophie Muller, and features Shakira fighting a man in a bedroom. It generated a favorable response from critics and was complimented for its dance scenes. For additional promotion, Shakira performed "Did It Again" on a number of television shows.