An airplane pilot had had a particularly difficult flight and a rough landing. The airline had a policy which required the first officer to stand at the door while the passengers exited, smile and give them a ''Thanks for riding Royal Airlines.'' But, in light of his bad landing, the pilot had a hard time looking the passengers in the eye, thinking that someone would have a smart comment. Finally, everyone had gotten off except for this little old lady walking with a cane. She said, ''Sonny, mind if I ask you a question?'' ''Why no, Ma'am,'' replied the pilot,'' ''what is it?'' The little old lady said, ''Did we land or were we shot down?'''