Oui jokes

I asked my French mate if he had a games console. He said, "Oui!"

Student: "May I use the restroom, professor?"

Professor: "Oui oui."

Student: "No, professor, doo doo!"

Do the French people smoke weed or oui'd?

What does a French woman say when you ask her what her favorite video game is? "Oui, oui!"