Alicia Keys performed at Whitney Houston's funeral, but before she took to the piano, she shared a funny story about their nickname for each other.

Keys, 31, who grew up listening to Houston and wrote “Million Dollar Bill” for Houston's 2009 comeback album, was one of the last performers to take the stage at the star-studded soiree. Before she sang a medley of songs including her hit,

Kim Burrell joined with pop stars like Alicia Keys in paying tribute to the 48-year-old pop superstar who first began singing in the Newark church. "You wait for a voice like that for a lifetime," said music mogul Clive Davis, who shepherded Houston's

If Whitney Houston ever needed confirmation that we will always love her, this is it. It's still hard to believe that the troubled singer is no longer with us,

Some 1500 invited guests descended upon Newark, N.J. to pay their final respects to music legend Whitney Houston on Saturday, with Kevin Costner, Tyler Perry and Alicia Keys paying tribute to the pop diva. The funeral, called her "home