20.5% alcohol is present in it . Private Stock labels,Green,Black 12 are the variants of Johnny Drum (Green label) . US is where it originated from . Johnny Drum (Green label) is a Bourbon whiskey,Diet Cola . coca-cola pepsi are related to Johnny Drum (Green label) . The name of the website is http://fullers.co.uk/rte.asp?id=58 . It is manufactured by Britvic . The main ingredients are  sugar . Johnny Drum (Green label) was introduced in 1980
Black 12 are the variants of Johnny Drum (Green label)