He stated in an interview, "In jazz circles, aggressively "upper class" characters are known as Hoorays, an adaption, I believe, of Damon Runyon's "Hooray Henries".
hiː stˈeɪɾᵻd ɪn ɐn ˈɪntɚvjˌuː, "ɪn dʒˈæz sˈɜːkəlz, ɐɡɹˈɛsɪvli "ˌʌpɚ klˈæs" kˈæɹɪktɚz ɑːɹ nˈoʊn æz hˈoːɹeɪz, ɐn ɐdˈæpʃən, aɪ bᵻlˈiːv, ʌv dˈæmən ɹˈʌnɪənz "hˈoːɹeɪ hˈɛnɹiz".