You've just earned a visit from the Joe Anti Defamation League.
The following terms are NOT politically correct:
random joe
joe schmoe
joe average
joe golf / joe tennis / joe football etc.
whaddya know, joe
hey joe, where'ya goin' with that gun in your hand
super average joe
So watch it. I might just have to sue you for mental cruelty.
PS. What do you get when you cross an Irishman with a Frog? [...]