Dionne Warwick, Alicia Keys, Stevie Wonder and Aretha Franklin are expected to sing at Whitney Houston's funeral tomorrow, in New Jersey, the BBC reported.

Warwick is Houston's cousin. Reports are that she was helping with funeral arrangement in the days leading up to the service.

The BBC also reported that Houston's ex-husband Bobby Brown will also be in attendance, as well as her The Bodyguard co-star Kevin Costner.

Houston's funeral service is private but will be broadcast live on TV as well as streamed online by The Associated Press. The service will begin at noon and police plan to block off the streets around the New Hope Baptist Church in Newark.

The guest list reportedly include:

-- Rev. Jesse Jackson - confirmed. He will not speak, just attend for support

-- Marvin L. Winans - he will deliver the eulogy

-- Aretha Franklin, Whitney's godmother - ET reports she's been asked to sing

-- Dionne Warwick, Whitney's cousin  - she joined Whitney's mother, Cissy Houston, to make funeral plans

-- Kim Burrell, Whitney's longtime friend - she is rumored to sing

-- Bobby Brown, Whitney's ex-husband - there are conflicting reports on whether he'll attend

-- Chaka Khan

-- Bebe & CeCe Winans

-- Bishop T.D. Jakes

-- Antonio L.A. Reid

-- Ray J, Whitney Houston's rumored on-again and off-again boyfriend

-- Brandy

-- Diane Warren, songwriter

-- Valerie Simpson of the duo Ashford & Simpson

Houston was found dead in her hotel suite at the Beverly Hilton on Saturday. No cause of death has been released at this time. She was 48 years old.