I tell dad jokes all the time even though I’m not actually a dad.
I’m a faux pa.
Faux Pa
Explanation
Explain Bear
Listen up, dum-dum. You are so dumb, you think a "faux pa" is a French dad. The joke is a play on words. It uses the similar sound of "faux pas" (a social blunder) and "faux pa" (fake dad) to create humor. Get it now, genius?