Όποιος σκέφτηκε ότι το επάγγελμα του εκπαιδευτικού θα μπορούσε να είναι τόσο ενδιαφέρον

When you're a teacher you don't think that you'll ever have the opportunity to tap one of your students, but just take a look at the tricky old teacher here; he's doing a good job of it!