Ray C's real name is Rehema Chalamila. She's a very successful R&B musician and tarab player from Tanzania. She is known to be the only musician to perform Bongo, Bhangra, Taarab and R&B in one album. The diva is affectionately called Tanzania's beauty queen.

She has been linked with Mwisho Mwampamba (Tanzania's representative at Big Brother Africa).

Some of her popular songs include Na wewe milele, Uko wapi, Mapenzi yangu, Sugar Daddy, Fiesta, Vyovote vile, Ndoto, Mahaba ya dhati, Siangali nyuma, Hata kisema, Namtafuta, Wanifuata nini, Nimezama, Sikuhitaji tena, etc.