Rihanna was a guest and also a performer at the pre-wedding festivities of Anant Ambani and his fiancée Radhika Merchant in India. Anant is the son of Asia's richest man in the world, Mukesh.

For Mariah Carey, it’s always work, work, work, work, work. But this time, the singer, 55, had a special guest. Rihanna made an appearance during the final stop of Carey’s Christmas Time tour ...

Rihanna gets Mariah Carey to sign her boob during the grand finale holiday tour: “My man made me do this!” Mariah Carey returned to the stage after canceling two prior performances due to the flu.

All Rihanna wants for Christmas is Mariah Carey’s autograph. The “Work” singer loudly requested Carey “sign [her] tit” at Tuesday’s final “Mariah Carey’s Christmas Time” tour ...

Rihanna is one of the richest female musicians in the world, and here is a look at her net worth, business ventures and more.