'The foregoing paragraph suggests mention of "little men." Those who have had considerable experience handling the public become aware that many men of small stature are unusually agressive in manner. The psychological explanation is that this type, concious of their physical disadvantage, seek compensation for it thru the outlet of a disproportionately forceful manner. Clerks, therefore, may find need for a bit more adaptability when dealing with them. As in many other quirks of human behavior, to understand their cause makes them less puzzling and much easier to cope with.' - Front Office Psychology, 1948
For physical events that happen at a specific time. For example a concert, or dance performance. If there are multiple shows, you can still duplicate your event to cover them all.