‘St Patrick’s Day” is an Irish cultural holiday, celebrated each year on the 17th of March:
“……holiday festivities include public parades, Irish traditional music sessions…
‘…the wearing of green attire or ‘shamrocks’ and the over-consumption of beer…
“… notably Guinness, an Irish dry stout, with its origins tracing back to the St. James's Gate Brewery in Dublin,Ireland, established in 1759 by Arthur Guinness.