How would a human, say the receptionist at your dentist's office who doesn't know you at all, respond to something like this? First question would be: is Shmer

How would a human, say the receptionist at your dentist's office who doesn't know you at all, respond to something like this? First question would be: is Shmerple a person or a concept, and assume it's a person, since most people don't start conversations about worrying about concepts. Therefore: who is Shmerple and why are you worried about them?