In 2011, Britney Spears returned with her seventh studio album, titled Femme Fatale, which was released on March 29, 2011, including the lead single "Hold It Against Me" which has become Spears' fourth U.S. number-one single.[1][2] The album debuted at number one on the Billboard 200 chart.[3] This made Spears the only female artist ever to have six number one debut albums, and have seven albums debut in the top two spots.