A door in the washroom of Lefty 's Old Time Music Hall in Brisbane , Australia , leads to a completely different bar . Lefty 's stocks about 100 whiskies , Kwan Brothers has about 100 rums . Other secret bars in Brisbane are found beneath the Regatta Hotel and behind the Mermaid Bar restaurant .
A door in the washroom of Lefty 's Old Time Music Hall in Brisbane , Australia , leads to a completely different bar . Lefty 's stocks about 100 whiskies , the Mermaid Bar has about 100 rums . Other secret bars in Brisbane are found beneath the Regatta Hotel and behind Kwan Brothers restaurant .