All Together Now: Overdue Collaborations

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  • R. Kelly and Chris Brown
  • 50 Cent and Ja Rule
  • Mariah Carey and Beyoncé
  • Nicki Minaj and Azealia Banks
  • T-Pain and Future
  • Jay-Z, Raekwon
  • Dr. Dre and Kanye West
  • Beyoncé and Scarface
  • Drake and Scarface
  • Nas and OutKast

Mariah Carey and Beyoncé

Whitney gave Mariah the diva stamp of approval on 1998's "When You Believe." Queen Bey's past due for the same honor.

(Photos from left: Jason Kempin/Getty Images, Kevin Mazur/WireImage)

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