Illustration shows Katy Perry.
PEOPLE
Katy Perry 2014
By Chris Dinsdale
October 25, 2014 - U.S. singer Katy Perry turns 30. She has sold more than 11 million albums and 81 million singles worldwide, making her one of the best-selling artists of all time. She shot to fame in 2008 with the song “I Kissed a Girl”, and has since had a number of No. 1 hits including “Firework” and “Roar”.