I dont get this:

> At a bar in New York, the man to Ah Beng's left tells the
> bartender,
> "JOHNNIE WALKER, SINGLE"
> and his companion says, "JACK DANIELS, SINGLE".
> The bartender approaches Ah Beng and asks, "AND YOU, SIR ?"
> Ah Beng replies : "Tan Ah Beng, MARRIED lah"