Why is it that in storys about people named Bob the last line is always and then Bob died.?

no one likes bob.
bob is a loser.

I think bob ran off with my wife.

hahah!

HAHAHAHAHHAHAH MRay!!!
Lone Wrighter – cuz bob has to die sometime!
~
this is the best story i’ve read, EVER ! ha.

MRay, bob runs off with everyones wife.
which is one of the many reasons why no one liked bob.
then bob died.