Katy Perry (born Katheryn Elizabeth Hudson on 25 October 1984) is a singer/songwriter from Santa Barbara, California, United States. Since the release of her 2007 debut single "Ur So Gay", Perry has released two albums - 2008's "One of the Boys" and 2010's "Teenage Dream" - and has had six Billboard Hot 100 #1 hit singles. Under the name Katy Hudson, she released a self-titled gospel album in 2001, which was unsuccessful. She later recorded an album with production team The Matrix and completed the majority of a solo album from 2004–05, the later of which was never released. Read more about Katy Perry on Last.fm.