X are an American punk rock band, formed in Los Angeles, California, United States, in 1977. X achieved limited mainstream success but influenced various genres of music, including punk rock, Americana, and folk rock, and are considered one of the most influential bands of their era. In 2003, X's first two studio albums, Los Angeles and Wild Gift, were ranked by Rolling Stone as being among the 500 greatest albums of all time. Los Angeles was ranked 91st on Pitchfork's Top 100 Albums of the 1980s. The band received an Official Certificate of Recognition from the City of Los Angeles in acknowledgment of its contribution to Los Angeles music and culture.