On the eve of "Red's" release, Billboard takes a look back at the defining moments of Taylor Swift's career, from her first single to her biggest sales week. She has had a career full of unforgettable highlights -- here are 10 of the biggest.
Happy Birthday Britney! From her Justin Timberlake romance to her snake-wielding performance to her new beginning as an "X Factor" judge, take a look back at Spears' pop reign with these 10 defining moments in her 13-year solo career.
Later this week, Billboard will honor Katy Perry as its Woman of the Year, crowning a half-decade of accomplishments and chart-topping hits. It's been a whirlwind few years for Katy Perry -- here are the 10 moments that most defined her career.
Check out Billboard.com's list of the Top 10 Filthiest Rappers, including the standout lines from their most gleefully disgusting songs. Warning: explicit content ahead. Consider this your parental advisory.
Over the past 12 months, some of K-pop's biggest names have set their sights on the U.S. and helped the genre amass a cult-like following in the States. Here are 20 moments that have helped K-Pop's growth spurt.