Music
Rex Features
The star played a short gig at an evening which also saw performances from Kelly Clarkson and a duet between Barry Manilow and Jennifer Hudson, The AP reports.
Houston sang a number of her hits, opening with the Dolly Parton-penned 'I Will Always Love You' before going on to play 'I'm Every Woman' and 'It's Not Right, But It's OK'.
Actor Jamie Foxx said: "We all crossed our fingers that her beautiful story would end [happily]. This is a new beginning.
"She was on it, she was happy - she's back. Everybody else watch out."
Kanye West said that he was "humbled" by the other guests at the show, who included Prince, Paul McCartney, Quincy Jones and Clive Davis himself.
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