The birthday of James Hetfield, the co-founder, and frontman of Metallica, has been celebrated by his bandmates and close friends Kirk Hammett and Lars Ulrich.

The legendary musician James Hetfield has turned 57 this year and his friends, whom he has paced the same musical journey with, were there to express their most sincere wishes for him.

The lead guitarist and songwriter of the band, Kirk Hammett has shared a picture taken when he was on stage with Hetfield and wished a happy birthday to his guitar playing partner in crime. Hammett called Hetfield as the riff lord.

The drummer and co-founder of Metallica, Lars Ulrich didn’t forget this special day, as well. He has posted an old picture in which he and James Hetfield pose behind the stage. Ulrich wished for another 600 years of fun and games with Hetfield and said that he loves him.

Here is what Kirk Hammett said to wish a happy birthday to Hetfield:

“Happy Birthday to my guitar playing partner in crime, the riff lord! Much love bro, may you have many more!!! See you in a few!!!”

Here is what Lars Ulrich said to celebrate the birthday of James Hetfield:

“Happy Birthday James.. Here’s to another 600 years of fun and games.. Love you big man!”

You can see Hammett’s and Ulrich’s posts below.