It is more likely because it is less respectful to just say your last name without a mr. that they call you Galaz, Dave.
And I am Miles. I only found out today how fucking annoying that name can be. We were doing a whole thing is Physics with converting things to Miles per hour and I kept looking up every time the teacher said Miles. It was starting to drive me crazy so I just played with my calculator the rest of the class.
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