You might think that the perfect gym soundtrack would be something upbeat, high-energy and loud

Not so for Hafþór Júlíus Björnsson aka The Mountain from Game of Thrones.

Björnsson regularly posts videos of himself working out and lifting impressive weights that are more than likely the equivalent of 13 men and 3 small children at a time - but he doesn't necessarily need some pumping choons to do so.

Instead, some soothing Adele - as seen in his latest video - can also do the trick.

Watch him lift some crazy weights and then do a little dance to 'Hello' at the end: