autograph

Going to see my favorite band in september. Id like to have them autograph one of my basses. The problem is im worried that the finish on my bass might not hold the ink? So i guess my question is has anyone had a bass autographed and what type of marker should i use that wont eventually smudge...

I'm starting here on TB because our membership seems to be both knowledgeable about a plethora of subjects and brutally honest, and because Geddy Lee is one of our perennial bass heroes. I'll turn to an autograph specialist/professional maybe after you guys and gals weigh in. Initially, I trust...