The acts are reportedly all on the guest list for Humes and Wiseman's big day and could make an appearance on stage.
Pixie Lott announces album title and release date
Singer's new album will be called Young Foolish Happy
Lott's second studio album will be released on November 7.
The star has collaborated on tracks for her new records with none other than Stevie Wonder and John Legend.
Pixie was so happy to be working with Wonder and Legend she's admitted she almost cried when recording with them.
Young Foolish Happy will include her latest number 1 single, All About Tonight.
Pixie Lott, Jessie J and Florence Welch talk exclusively to Heart about their amazing red carpet outfits. Take a listen!
Pixie Lott dresses like Madonna in the music video for her new single, Kiss The Stars.
Pixie Lott has revealed that she wants to work with Ed Sheeran and Jessie J.
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