New Lady Gaga Song- Britney Spears Makes History- George Clooney Catches Malaria- Michael Jackson- Jonas Punk- Free Diddy- Ke$ha- Bruno Mars Does Katy Perry- more

The Day in Pop Digest for 1/21/11: Lady Gaga previewed a remix of a song from Born This Way during the Thierry Mugler Paris Men's Fashion Week show. A short film featuring the remixed track will appear on Mugler.com and AOL some time today, according to MTV News. more

Britney Spears has become just the second artist in the 52-year history of Billboard's Hot 100 singles chart to debut multiple songs at No. 1, as 'Hold It Against Me' took the top spot in its first week. more

Michael Jackson's estate is seeking the shutdown of a website that is selling a book written by the singer's mother and has released music attributed to the late pop superstar. more

George Clooney contracted malaria during a trip to Sudan earlier this month, but is now fully cured, a spokesman says more

Ke$ha, had the world's biggest selling digital single with "Tik Tok" in 2010, according to the annual digital music report published today by the International Federation of the Phonographic Industry (IFPI). more

Alan Jackson and his record label, Sony Music Nashville, are splitting and his manager says the country music superstar is in negotiations with three record labels to find a new home. more

Joe Jonas, who is currently working with producer Danja on his debut solo album, credited electronic musicians like Daft Punk, Frankmusik and Justice as some of his biggest influences more

During an in-store appearance in London today (Jan. 20), Diddy announced that he and his group Dirty Money will be playing a free show in the city within the coming weeks more

Speaking of Diddy: A man who twice gave police the name of a rapper to avoid arrest has been sentenced to six months in jail more

Bruno Mars added his gentle touch to Katy Perry's summer hit "California Gurls" during a performance for BBC Radio 1. Check it out here

Kim Kardashian revealed on MTV talk show "The Seven" this week (Jan. 19) that "Turn It Up" will be her only song. more

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