Kirk Hammett Gets Pied By Bandmates On His Birthday [PHOTOS]

Metallica tradition, and we're more than happy to see it live on!

We all know that Kirk Hammett had a pretty sweet birthday weekend, given that Hardwired... To Self-Destruct was released on Friday. Did you know that in Metallica-land, birthdays usually include a nice round of pie-ing the birthday person in the face? Yeah, that happened.

WIN METALLICA'S NEW ALBUM HERE!

Do you have any birthday traditions? What do you think of Metallica's birthday tradition?