"Hey old sack, do you want to learn real philosophy or you just like to hear an homophobic snake-oil-seller bootleg kermit?"
Start speaking like a drunk Slovenian skunk with severe allergies.
Meh. I don't really think that debate convinced anyone of anything, Zizek didn't even debate. Just showed up and did his thing, as usual. Sure, Peterson comes off as somewhat incompetent - if you know anything about communism. Guessing OP's dad doesn't have that prerequisite, tho.
show him the "ancient peoples knew about dna due to snake pictures" video
or maybe show him the "i didn't sleep for a month after drinking too much cider and the all meat diet my daughter is peddling saved my life" video
nono, wait, show him the "gangster jordan peterson whines about snowballs" video
NONO WAIT, show him the "trash panda vs kermit debate!!11"1
Don't worry the crabs are coming for the lobster man before too long if recent history is any indication
idk what your dad is like but if he has a broken bullshit detector and there is something to save, then start getting real weird with the chaos dragons, grandma’s pubes and lobster hierarchy.
if that doesn’t shake him then i’m afraid he is lost
Let me guess;
A woman he works with accused him of sexual harassment.