The singers will share the stage at The Royal Albert Hall with JLS, Pixie Lott, Stooshe, Conor Maynard, Diversity and Spelbound.
Event is hosted by Melvin Odoom and Rochelle Wiseman, being organised by Rays of Sunshine Children's Charity which grants wishes for seriously ill children in the UK age 3-18.
Millions have been touched to the core by Leona Lewis's music after winning the X Factor in 2006. She has sold over 20 million records worldwie and is currently in the last stages of completing her third studio album 'Glassheart'. The album is scheduled to be released later this year.
Leona says: "I love being an ambassador for Rays of Sunshine. Every day of he year the charity adds a touch of sparkle into the lives of brave and deserving children. The Rays of Sunshine Concert will bring hundreds of children together for a precious night of un and I'm so happy to be a part of it."
The few remainign tickets to the concert are available from The Royal Albert Hall box offie 020 7589 8212 www.royalalberthall.com. Prices start at 25. The show will start at 7.30 pm.
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