Drunk as a fiddler. Fiddlers at wakes and fairs were allowed
meat and drink to their heart's content, and seldom left a
Sir Roger L'Estrange (1616-1704). So called because he, at one
time, was playing a fiddle or viole with others in the house of John
Hingston when Cromwell was one of the guests.
is a slang word for sixpence.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894