The 'Someone Like You' singer announced the sad news in a handwritten letter to her fans at the Wembley Stadium shows this week.
JLS strap you to their chest
The boys give you a unique view of their concert at Alton Towers with 'chest cam'.
The chest-mounted camera gives you a fantastic insight into what the boys get up to during a show and they're recent gig at Alton Towers was one of the first times they've used the idea.
Aston, JB, Marvin and Oritse all take turns wearing the camera so you get to see a very personalised look at your favourite member's point-of-view.
Check out the video below...
The 'Shape Of You' star is coming to a stadium near you!
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