On Air Now
Capital Breakfast with Roman Kemp 6am - 10am
11 November 2011, 08:52 | Updated: 11 November 2011, 08:55
The 'Who You Are' star delighted fans on Simon Cowell's US version of the hit show.
Jessie J has made her debut appearance on The X factor USA.
The singer delighted the audience on Simon Cowell's new show with a performance of her new single 'Domino'.
Wearing a red and blue striped catsuit, the 'Price Tag' star concluded her performance by offering advice for contestants on the programme.
"A motto that I live by is never expect, never presume, always work hard and always be true to who you are," she said.
Jessie J has since tweeted a video of her performance – and you can watch it below now.
Last night's edition of The X Factor USA also featured a performance of Will Smith's daughter Willow Smith, who sang her latest track, 'Fireball'.
Meanwhile, Jessie J has given fans the chance to hear a preview of her new collaboration with David Guetta , entitled 'Laserlight'.
Watch Jessie J on The X Factor USA below.