I'll start with people who say "I went to nursing school" Okay, but are you a nurse?
I need my meds today. Also I can't pay for them.
Moms who let their kids run wild and scream. I get that stuff hurts, go ahead and cry. No need to run like a wile monkey or screech like you're dying, I assure you that if you were dying you'd have no time to yell like that.
And let's not get started on the drug-seekers!