The phrase is from the TV-show "South Park" and the so-called "Chewbacca defense".
Ladies and gentlemen of this supposed jury, you must now decide whether or not to reverse the decision for my client, Chef. I know he seems guilty, but ladies and gentlemen...
This ... is Chewbacca. Now think about that for one minute - that does not make sense. Why am I talking about Chewbacca when a man's life is on the line? Why? I'll tell you why: I don't know. It doesn't make sense. If Chewbacca does not make sense, you must acquit! Here, look at the monkey. Look at the silly monkey!
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)