Listen to The Pirates of Penzance: Act I online. The Pirates of Penzance: Act I is an English language song and is sung by Dorothy Gill, Nellie Walker, Nellie Briercliffe, Elsie Griffin, Leo Sheffield, Stuart Robertson, Derek Oldham, Peter Dawson and George Baker. The Pirates of Penzance: Act I, from the album Gilbert & Sullivan: The Pirates of Penzance, Vol. 1, was released in the year 2010. The duration of the song is 43:36. Download English songs online from JioSaavn.