“Beautiful Liar” (Spanish: Bello embustero) is a song recorded by American R&B singer Beyoncé and Colombian Latin pop singer Shakira. It was written by Knowles, Amanda Ghost, Ian Dench, and Stargate members Mikkel S. Eriksen and Tor Erik Hermansen, and produced by Stargate and Knowles for the re-release of Knowles’ second solo album, B’Day (2006). The mixing of the song was done by Gustavo Celis. “Beautiful Liar” was released on March 14, 2007, by Columbia Records as the first single from the deluxe edition of the album. A Spanish and English mixed version of the song was produced and titled “Bello Embustero”.