Thread:Bobmath/@comment-3023564-20140924233414/@comment-24453214-20141008174523

In case it wasn't clear, plaque spelled with a Q is pronounced "plak" and means that hard stuff the dentist has to scrape off your teeth. Plague with a G is pronounced "playg" and means a highly contagious and deadly disease. See how explaining the joke makes it so much funnier?