Favorite Girl

"Favorite Girl" is a song by Canadian recording artist, Justin Bieber. The song was written and produced by D'Mile, and Antea Birchett, Anesha Birchett, and Delisha Thomas also receive writing credits. Bieber debuted the acoustic version of his song in his official YouTube account after American country pop singer Taylor Swift used Bieber's single "One Time" as background music in one of her video tour diaries. The song was later released exclusively to iTunes as the second promotional single from his debut studio release, My World on November 4, 2009.

The song is mid-tempo, and merges teen pop and R&B elements. The song debuted at number twelve and twenty-six, in Canada and the United States, respectively. It also charted at number ninety-two Australia, and at numbers seventy-six and twenty-seven in the United Kingdom, and the UK R&B chart, respectively Bieber performed the song on several occasions, most of them being the acoustic version of the song, including as a supporting act on Swift's Fearless Tour.