Photo credit: Lars Ulrich's Instagram page

Metallica’s co-founder, alongside another legend James Hetfield, Lars Ulrich posted a new photo of him and his beloved son, Myles Ulrich.

Metallica icon also penned an emotional letter to his son and his lovely wife, Jessica Miller commented on the photo to share her feelings.

Here is what Lars Ulrich wrote:

Happy 21st Birthday to the coolest of the cool.
From one adventure to the next, the world is yours, ready for you to leave your mark. 
You feeling it?
Fuck yeah I’m feeling it!!
Kul på, mere kul på!!
I Love you Myles! #wanna”

Jessica Miller wrote this:

“We love you soooo much M-Man!!!! 😻😻😻😻😻😻😻😻✨✨✨”

And here is the angry-looking photo of Lars with his son: