H.M.S. Pinafore

H.M.S. Pinafore is a comic opera by W.S. Gilbert and Arthur Sullivan.

History
Bart asks Sideshow Bob as a "last request" to perform the entire operetta to stall him before they get to Springfield on a boat.

Behind the Laughter
The songs that Sideshow Bob sings are: "We Sail the Ocean Blue", "I'm Called Little Buttercup", "I Am the Captain of the Pinafore" and "He Is an Englishman".