Ideas For Gangster Party I'm British And I Have To Dress As Something American For This Fancy Dress Party...any Ideas?

I'm British and I have to dress as something American for this fancy dress party...any ideas? - ideas for gangster party

I had cowboy, Indian, Clark Kent Ganster, 1950, the gangster rapper, Mickey Mouse miney, Lady Liberty wearing an American flag ... are good ideas, but they are made, and I want to be original .. .