Natural Selection In Action

(A man walks in and is very excited about getting a cheese steak.)

Customer: “Let me get everything on that, but no tomatoes!”

Me: “Don’t worry, it doesn’t come with tomatoes.”

Customer: “Good! No tomatoes though, man. Absolutely no tomatoes! I’m allergic to tomatoes, man.”

Me: “Not a problem.”

Customer: “Good. Just make sure there’s no tomatoes ’cause I’m really allergic to them and I could die. If you put tomatoes on there it will kill me!”

Me: “Okay…”

Customer: “Now let me get extra ketchup.”

Me: “…”