"Beautiful Liar" is a song recorded by American singer Beyoncé and Colombian singer Shakira. It was written by Beyoncé, Amanda Ghost, Ian Dench, and Stargate members Mikkel S. Eriksen and Tor Erik Hermansen, and produced by Stargate and Beyoncé for the deluxe edition of Beyoncé's second solo studio album, B'Day (2006). The mixing of the song was done by Gustavo Celis. "Beautiful Liar" was released on March 14, 2007 through Columbia Records and Music World Entertainment as the only single from the deluxe edition of the album. A Spanish and English mixed version of the song was produced and titled "Bello Embustero".