As I looked up to make eye contact, the tallest looked me up and down. There is nothing that I can point to but a feeling that I had just been weighed and measured went down my spine as soon as my eyes locked onto his.
"Gracias," he said.
"Gracias," his companioned followed.
Oh hell no. I can play that game too. It seemed too long to spit it out but I said, "Bitte."
By then the two guys had their back to me but I saw them look at each other with a confused look, as if to ask, "What did he say?"
Now, I have said many things in plenty of languages, trying to be cute--but only to people I know. I have never done that to a complete stranger. Assuming a person's ethnicity or language on the basis of their appearance can blow up in your face.