Although Adele's '25' has not even been out for a full year, it has certainly made its mark.

The album's songs have been covered extensively, particularly 'Hello' and 'When We Were Young' - and now Demi Lovato is the latest act to jump on the Adele bandwagon.

Lovato covered 'When We Were Young' at her concert in Cleveland on Friday night, describing it as a 'special treat' and 'one of her all-time favourite songs'.

Watch it below: