Imperial BedroomAuthor: Costello, Elvis Format: Import Release Date: 19 11 2002 Details: Amazon. ca Imperial Bedroom was the bridge between Elvis Costello's early rock oriented records and his later, more musically complex creations. The album found the singer songwriter trying to approximate the jazz tinged music of pre rock Tin Pan Alley composers like the Gershwins and Cole Porter. Whether he completely succeeded is still argued, but the late, great Chet Baker did