After a rigorous drilling program a group of ROTC cadets was about to board
the trucks back to the barracks. Just for fun, the cadets got into formation
with their caps on backward.
The lieutenant in charge was indignant at the breach of military decorum and
dressed down the cadet leader, Cadet, I want to see those caps facing front
immediately!"
Unshaken, the young cadet captain called his group to attention, then commanded:
"About face!"