Today, former Metallica bassist Jason Newsted turns 56. Metallica members celebrated Jason’s 56th birthday on Instagram and Twitter.

Drummer Lars Ulrich has shared special photo of himself with Jason, and wrote:

β€œSmile Lars, it’s Jason’s birthday!!!”
Happy birthday Brother..
πŸŽ‰πŸŽ‚πŸ°πŸŽπŸŽˆ
#wanna #happybirthday
πŸ“Έ by @rosshalfin”

See the Instagram post below.

Also, Kirk Hammett posted a photo with Jason, and wrote:

“Happy Bday
Jekkerz ! #metfamily @jasonnewstedofficial”

Check out the post below.

Hammett also shared another post about Jason’s birthday on Twitter as you can see below. It’s an hilarious gif actually. Don’t miss.