Katy Perry exemplified top 40's biggest and best at the dawn of a golden age of pop music.

Riding a decade of slowly building momentum, Lil Wayne took his turn in the mainsteram spotlight in 2008 with the year's ...

In this sidebar to our Greatest Pop Stars by Year article series, we look at the 10 greatest years in the history of modern ...

In this sidebar to our Greatest Pop Stars by Year article series, we look at how Lorde's stripped-down chart-topper ended up ...

Pop star Katy Perry successfully overturned a trademark decision barring her from using her own name to sell merchandise in ...

Pop star Katy Perry has had a big court win in a long-running trademark dispute with a Sydney fashion designer bearing a ...

Nov. 25 (UPI) -- Katy Perry is teasing new dates for The Lifetimes Tour. "Ok guys, what leg of the tour do you think we're ...

Singer Katy Perry has won her long-running trademark feud with a Sydney designer after an earlier Federal Court decision was ...

International pop superstar Katy Perry has had a court win in her long-running trademark battle with an Australian fashion ...

The former Destiny’s Child star, who went solo in 2003, pipped the best-selling pop star of the 21st century to the post: ...

International pop star Katy Perry has had a big win in her long-running legal battle with an Australian designer. Sydney woman Katie Jane Taylor, who runs the Katie Perry label, sued the I Kissed ...

1 of 5 | Katy Perry attends the Baby2Baby annual gala at the Pacific Design Center on November 9. She announced the U.K. leg ...