Austrian Standard German Puns

An American, an Armenian, an Australian, an Austrian, a Burmese, a Chinese, a Canadian, a Dutchman, a Dane, an Englishman, an Estonian, a German, a Japanese, a Korean, a Mexican, a Nepalese, a Pole, a Russian, and a Welshman all walk into a posh bar. The doorman says sorry, we have standards.