[WOAH OKAY MAN, calm down, christ on a cracker.

Joseph takes the punch because wow that thing is fast, and that REALLY HURTS, stop hurting your grandpa, Jotaro.]

You'd punch people for just saying their name?!

[Wait. ...Grandfather?!]

Woah- woah woah! No way, you're my age, you can't be my grandson! I haven't even settled down with a girl yet! And what kind of grandson would I have that doesn't keep the Joestar name?!