Paddy's first day on the job

Paddy's first day on the job

A bunch of Englishmen see that it's an Irishman's first day on a construction site. Deciding to mess with him, they go "Hey, Paddy, since it's your first day, we want to know if you know your stuff. What's the difference between a joist and a girder?"

Paddy thinks for a moment before saying, "Ah, sure, I know that. 'Twas Joyce who wrote Ulysses and Goethe who wrote Faust."