Houston wows celebrities at pre-Grammy bash

Whitney Houston wowed a star-studded crowd as she headlined music mogul Clive Davis' pre-Grammy Awards party on Saturday, by blasting out her most famous hits.

The singer took to the stage at the bash to honour her mentor Davis' contribution to the music industry, and was watched by music legends Paul McCartney, Barry Manilow and a host of other industry big-shots including Kanye West, Jennifer Hudson and Leona Lewis.