US singer Whitney Houston performs on stage during the 183rd edition of the TV show on October 3, 2009 in Freiburg, southern Germany.
Whitney Houston RIP
Whitney Houston performs in New York's Central Park in 2009.
Whitney Houston performs on Good Morning America in Central Park, New York, on September 1, 2009.
In this September 1, 2009 file photo, Whitney Houston performs on Good Morning America in New York's Central Park.
Whitney Houston, right, sings with her daughter Bobbi Kristina Brown during a performance on Good Morning America in Central Park in New York on September 1, 2009.
Whitney Houston performs at 42nd Annual Grammy Awards in Los Angeles in 2000.
Whitney Houston fashion
This January 17, 2009 file photo shows singer Whitney Houston at the BET Honors in the Warner Theatre in Washington.
Whitney Houston at the height of her career. Stunning!
Whitney Houston - Stunning Beauty!
Whitney Houston had seven consecutive number one hits on the US charts in the 1990s, breaking the record set by the Bee Gees.