... written by John McClane in blood or a red felted pen ?
Red felt pen
Cool, several sources and viewers mistakenly assume it is blood. Top paraphrase one of his phrases - "You should've smelt his shirt, when I f*cking wrote on his dead body and giggled about it, bastard".
well, to be fair it'd probably be a lot easier to find blood than a working red felt pen.
In 1988?
It could have been lipstick.
Or paint.