Katheryn Elizabeth Hudson (born October 25, 1984), known professionally as Katy Perry, is an American singer and songwriter.
Katy Perry has released four studio albums, one live album, one extended play (EP), twenty-one singles (two as featured artist), and five promotional singles. Perry has been certified for 83.5 million digital singles and 6 million albums in the United States as of October 2015. She is also the third best selling digital singles artist in the US according to Recording Industry Association of America (RIAA).
1. Katy Hudson
Katy Hudson is the eponymous debut studio album by American singer Katy Hudson, who subsequently adopted the stage name Katy Perry. It was released on February 8, 2001 by Red Hill Records.
One of the Boys is the second studio album by American singer Katy Perry. It was released on June 17, 2008 by Capitol Records.
Teenage Dream is the third studio album by American singer Katy Perry. It was released on August 24, 2010, through Capitol Records.
Prism is the fourth studio album by American singer Katy Perry. It was released by Capitol Records on October 18, 2013.