I was the escalator usher . My job was to keep people moving when they arrived off the escalator and make sure aisles were not clogged . You would think that would be an easy job , but oh no .

Question: What may be the reason for needing an escalator usher ?
Answer: There was an event with a lot of people .There was an event with very few people .There was an event that needed an undercover body guard .There was a big sale on the second floor .