The original plan with 21 was not only a more upbeat recording than 19 - mostly because Adele wanted to shake off the 'vintage ballad' image - but ... Adele's 21 album cover And that intuition ...

Adele celebrated the 10th anniversary of the release of her second and most successful album, 21. She shared an image of the record's cover and some related art from the record. "Well I never!