The Doughnut in Granny's Greenhouse is the second album by the Bonzo Dog Doo-Dah Band. By this time the band had changed their name to The Bonzo Dog Band dropping out the Doo-Dah. The American version of this album was retitled Urban Spaceman and added their U.K. hit single I'm the Urban Spaceman. The phrase the doughnut in granny's greenhouse is obscure British slang for lavatory.In 2007 the U.K. version was re-issued by EMI on CD with 5 bonus tracks. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Album