How Mariah Carey and L.A. Reid Reunited, Lil Wayne vs. Cash Money, and More in This Week's Labels Digest

TOP STORIES The Inside Story of How Mariah Carey and L.A. Reid Reunited (at a Fraction of Her Former $80 Million Deal)  Just months shy of the 10-year anniversary of The Emancipation of Mimi, Mariah Carey and Antonio "L.A." Reid are prepping another kind of comeback. Rihanna, Kanye West & Paul McCartney Debut on Hot 100 With 'FourFiveSeconds'  The first single from Rihanna's next studio album enters the Hot 100 at No. 54 following the song's arrival on Jan. 24. It also launches on Hot R&B/Hip-Hop Songs at No. 12. Taylor Swift Returns to No. 1 on Billboard Artist 100, Fall Out Boy Flies to No. 2  While Swift blocks Fall Out Boy from the summit, the band reaches a new high, soaring 10-2 thanks to the debut of its new album. Sony Music CEO Doug Morris to Deliver Keynote Interview at Midem  Doug Morris, CEO of Sony Music Entertainment, is to deliver a keynote interview at this year's Midem, the international music industry festival being held June 5-8 in Canne, France. Lil Wayne vs. Cash Money: Read the Leaked 21-Page Lawsuit  Many were flabbergasted to find out just how much Lil Wayne was suing Cash Money Records for: $51 million dollars. NYC Dancehall Star Kranium Signs Multiple Album Deal With Atlantic Records  Atlantic records is back in the reggae business with the signing of Queens-based sing-jay Kranium to a 360 deal. The Act of Buying Music Isn't Dead  Whether or not music purchases are dead depends on your definition of dead. But just know that music purchases aren't dead. Chuck D Assists Record Store Day In Launching an Internet Radio Station Record Store Day has unveiled a partnership with DJ Skee's DASH Radio, which RSD founder Michael Kurtz announced earlier this month at a planning meeting for this year's annual celebration of all things vinyl on Apr. 18.