Metallica guitarist Kirk Hammett posted a sweet anniversary message for bassist Rob Trujillo on Instagram. Hammett wrote:

“Happy 16th Metallica Anniversary to my musical partner in crime – the infamous Rob Trujillo !!!

So glad to be able to play music with you bro !”

Metallica drummer Lars Ulrich has shared a special photo of himself with Trujillo, and wrote:

“16 years ago today, this handsome Whiskey Warlord joined the ‘Tallica party…

Roberto Augstín Miguel Santiago Samuel Perez de la Santa Concepcíon Trujillo Veracruz Bautista, the man with the single most rocking name ever, but known simply as Rob T in my contacts..

You are the coolest cat in any room and I’m fuckin grateful to share this crazy ride with you.”

See the Instagram posts below.