Whitney Houston Pictures

• US singer Whitney Houston performs on May 24 , 2008 in Rabat during the closing concert in the Mawazine 7th festival held in Rabat.. AFP PHOTO/ABDELHAK SENNA (Photo credit should read ABDELHAK SENNA/AFP/Getty Images)
  
  
  

  AFP/Getty Images

• US singer Whitney Houston performs on May 24 , 2008 in Rabat during the closing concert in the Mawazine 7th festival held in Rabat.. AFP PHOTO/ABDELHAK SENNA (Photo credit should read ABDELHAK SENNA/AFP/Getty Images)
  
  
  

  AFP/Getty Images

• US singer Whitney Houston performs on May 24 , 2008 in Rabat during the closing concert in the Mawazine 7th festival held in Rabat.. AFP PHOTO/ABDELHAK SENNA (Photo credit should read ABDELHAK SENNA/AFP/Getty Images)
  
  
  

  AFP/Getty Images

• US singer Whitney Houston performs on May 24 , 2008 in Rabat during the closing concert in the Mawazine 7th festival held in Rabat.. AFP PHOTO/ABDELHAK SENNA (Photo credit should read ABDELHAK SENNA/AFP/Getty Images)
  
  
  

  AFP/Getty Images

• LAS VEGAS - APRIL 19: Singer Whitney Houston (M) arrives to the Joe Calzaghe of Wales and Bernard Hopkins light heavyweight bout at Thomas & Mack Center on April 19, 2008 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
  
  
  

  Getty Images

• LAS VEGAS - APRIL 19: Performers Whitney Houston and Ray-J sit ringside for the Joe Calzaghe of Wales and Bernard Hopkins light heavyweight bout at Thomas & Mack Center on April 19, 2008 in Las Vegas, Nevada. (Photo by John Gichigi/Getty Images)
  
  
  

  Getty Images

• Singers Whitney Houston and Dionne Warwick at Muhammad Ali's Celebrity Fight Night XIV at the JW Marriott Desert Ridge Resort & Spa on April 5, 2008 in Scottsdale, Arizona..Muhammad Ali's Celebrity Fight Night XIV - Audience.JW Marriott Desert Ridge Resort & Spa.Scottsdale, AZ United States.April 5, 2008.Photo by Michael Caulfield/WireImage.com..To license this image (15696438), contact WireImage.com
  
  
  

  WireImage.com

• Singer Whitney Houston and actor Kevin Costner at Muhammad Ali's Celebrity Fight Night XIV at the JW Marriott Desert Ridge Resort & Spa on April 5, 2008 in Scottsdale, Arizona..Muhammad Ali's Celebrity Fight Night XIV - Audience.JW Marriott Desert Ridge Resort & Spa.Scottsdale, AZ United States.April 5, 2008.Photo by Michael Caulfield/WireImage.com..To license this image (15696351), contact WireImage.com
  
  
  

  WireImage.com

• Singer Whitney Houston and actor Kevin Costner at Muhammad Ali's Celebrity Fight Night XIV at the JW Marriott Desert Ridge Resort & Spa on April 5, 2008 in Scottsdale, Arizona..Muhammad Ali's Celebrity Fight Night XIV - Audience.JW Marriott Desert Ridge Resort & Spa.Scottsdale, AZ United States.April 5, 2008.Photo by Michael Caulfield/WireImage.com..To license this image (15696350), contact WireImage.com
  
  
  

  WireImage.com

• Singer Whitney Houston attends the 2008 Clive Davis Pre-GRAMMY party at the Beverly Hilton Hotel on February 9, 2008 in Los Angeles, California..2008 Clive Davis Pre-GRAMMY Party - Red Carpet.Beverly Hilton Hotel.Beverly Hills, California United States.February 9, 2008.Photo by Kevin Mazur/WireImage.com..To license this image (15473870), contact WireImage.com
  
  
  

  WireImage.com