Rat tat tat Rat tat tat Song Lyrics Lyrics: Rat–tat–tat, Rat–tat–tat, Who can it be? Let’s go and see. Who can it be? Here is a postman. Knocking at the door. Have you any letters? One, two, three, four and five! Video Tweet Related Posts Hickory dickory dock No Comments Mickey On A Railway No Comments Baa baa black sheep Have you any wool No Comments London Bridge is falling down No Comments Add a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Save my name, email, and website in this browser for the next time I comment.