Miley Ray Cyrus (born Destiny Hope Cyrus on November 23, 1992) is a Golden Globe- and Critic's Choice Award- nominated American singer, actress, and author. Cyrus is better known for starring as Miley Stewart/Hannah Montana in the Disney Channel series Hannah Montana. Following the success of the show, in October 2006, a soundtrack CD was released in which she sang eight songs from the show. "Party in the U.S.A." is a pop song performed by American recording artist Miley Cyrus. It was released as the lead single from Cyrus' upcoming extended play, The Time of Our Lives. The song was scheduled to be released to mainstream radio on August 4, 2009, but the release date was changed to July 29 following an illegal leak on the Internet. "Party in the U.S.A" is a up-tempo/mid-tempo pop song that lyrically is about Cyrus moving from Nashville to Los Angeles. Critical achievements have been made due to Cyrus' pop with a country edge voice, its lyrics and reflective change of pace.Miley Ray Cyrus (born Destiny Hope Cyrus on November 23, 1992) is a Golden Globe- and Critic's Choice Award- nominated American singer, actress, and author. Cyrus is better known for.