02/11/2012 10:25 pm ET | Updated Feb 13, 2012

Whitney Houston Dead: Stars And Musicians React To The Shocking News

After news broke Saturday of Whitney Houston's death, musicians and celebrities took to Twitter to memorialize an icon they held dear as an idol and a friend.

The singer was found unresponsive at the Beverly Hilton Hotel. A cause of death was not immediately known. Houston was in town in part to attend Clive Davis' annual pre-Grammys party.

A video of Houston performing what is believed to be her last performance has appeared online. Houston is seen singing "Yes, Jesus Loves Me" on February 10, the eve of her passing.

Her self-titled debut album, released in 1985, sold 25 million copies worldwide. In total, she released seven albums and three film soundtracks; a winner of six Grammys, Houston sold over 200 million albums and singles worldwide. She earned 30 Billboard Awards, 22 American Music Awards and two Emmy Awards.

Stars react to Whitney Houston's death: