Britney has placed in the 2010 edition of the Guinness World Records, according to the Guinness World Records!
"This world-renowned and celebrated annual, Guinness World Records 2010, contains the most comprehensive collection of the greatest and most amazing accomplishments from this past decade and beyond. A “must-have” for both knowledge-seekers and aspiring record-breakers of all ages, Guinness World Records 2010 is available on 17 September."quote:
"And in December 2008, Circus topped the US album chart, making Britney Spears the youngest female artist in history to have five of her albums reach No.1. Before she turned 20 years old on 2 December 2001, Spears had sold an unprecedented 37 million records around the world, making her the all-time best-selling teenage artist."