The pop princess is saying goodbye to her 20s.
LISTEN: This week's top pop songs, according to the latest Billboard chart.
The "Shake It Off" singer fought with her record label to ditch her country girl image and become a pop star.
Sin City will celebrate Britney Spears Day on Nov. 5.
An estimated 15,000 fans took over Hollywood Boulevard to watch the singer perform a free outdoor show.
The pop stars will release the music video tomorrow for their latest single "Steal My Girl" and it looks ... interesting.
The breakthrough newcomers 5 Seconds of Summer will also take the stage at next month's American Music Awards.
The "Born This Way" hitmaker paid $23 million for a Mediterranean-style villa with an underground area similar to the "Batcave."
U2's controversial free album on Apple's iTunes had a less than stellar performance once released for commercial sale.
Robin Thicke and Pharrell Williams have failed to convince a judge to dismiss a copyright lawsuit.
Can your listening habits actually boost your brain power?
The singers are bringing a little pop to the 48th annual Country Music Awards, performing with Little Big Town and Miranda Lambert.
The rapper will front the 2014 show on Nov. 23, and says he's thrilled to be back.
California radio stations have removed the chart-topping song from their playlists.
Not everyone has heard of Charlotte Aitchison, aka Charli XCX, but lots of people have heard her songs.
LISTEN: This week's top pop songs according to the latest Billboard chart.
The couple is "ready to expand a little bit" and has put their L.A. mansion on the market.
More than 1,300 fans have signed a petition to name a New York street after Bronx native Jennifer Lopez.
The "All About That Bass" songwriter says her goal is to write songs that are "stupid catchy."
Other new debuts in the top 10 of the Billboard 200 chart, include alt-rockers Weezer and "X Factor" pop couple Alex & Sierra.