Louis Walsh backs the singer to join the show as the final judge
Goulding's cover of The Waterboys' 'How Long Will I Love You' has been selected as this year's charity track
The singer will play three huge shows in March of next year
Meanwhile, 'Britain's Got Talent' finalists Richard and Adam set new 2013 Album Chart record
Singer will perform intimate show in the capital on March 21
The long-distance couple split in October after nine months of dating
And we hadn't even decided whether to refer to them as Skrellie or Ellex
'Halcyon' singer eyes up full-length collaboration with her dubstep beau
Singer says her relationship with the EDM superstar isn't based on drugs