Especially when you have a job that uses a lot of seasonal teenage labor. You end up with one group of employees who is "young" (16-early 20s) and works there

Especially when you have a job that uses a lot of seasonal teenage labor. You end up with one group of employees who is "young" (16-early 20s) and works there in the summer, and one group that is "old" (25+) and works there year round.