"OMG" is a song by American singer Usher. It features will.i.am who produced the song. The song uses auto-tune. It was released on March 22, 2010. It became the fourth single from his album "Raymond v. Raymond" (2010). The song was given mixed reviews from music critics. Many did not like that the song used auto-tune. Other liked that the song had dance and club music to it.