Tap Code Puns

A guy says he taught his dog Morse code. "Aye right Show me." Mate says. Guy turns to dog and asks "who's been a good boy then?" Dog uses paw on ground. Tap tap pause tap long pause tap pause tap pause tap long pause tap pause tap pause tap long pause tap tap tap pause tap. "what he say?" Mate asks

I studied Morse code so I could tap out dad jokes with my ham radio, but I only learned half of the code.