And so this week, we begin our countdown of the 25 Greatest Pop Stars of the 21st Century ... and between his instantly iconic album covers, unavoidable music videos and increasing visibility ...

By James Dinh With the first quarter of the 21st century coming to a close, Billboard is spending the next few months counting down our staff picks for the 25 greatest pop stars of the last 25 years.

With the first quarter of the 21st century coming to a close ... won the hearts of The X Factor's U.K. audience with a mix of pop covers ranging from Coldplay's "Viva la Vida" to Snow Patrol's ...

On today's (Dec. 4) episode of the Greatest Pop Stars of the 21st Century podcast, we finally get to No. 1 on our list with ...

On today’s (Dec. 6) episode of the Greatest Pop Stars of the 21st Century podcast, we’re finally out of new rankings and pop stars to discuss — so we take a look back at the top 10 ...

Taylor Swift doesn't know about you, but she's feeling No. 2. The singer has been named the second greatest pop star of the 21st century by Billboard magazine, which has been gradually unveiling ...

Billboard has ranked Beyoncé as the greatest pop star of the 21st century. Over the last few months, Billboard has been releasing names on their list of greatest pop stars of the 21st century ...

The music industry magazine made the announcement on December 3 as part of its ongoing series highlighting the artists “who have most defined pop stardom for the last 25 years”. “The reasons ...

(CNN) - Beyonce has been named the greatest pop star of the 21st century by Billboard. Billboard says the songstress topped their list for her 25 years of “influence, impact and evolution.” Beyonce ...

(CNN) - Beyonce has been named the greatest pop star of the 21st century by Billboard. Billboard says the songstress topped their list for her 25 years of “influence, impact and evolution.” ...