Barcelona (Freddie Mercury and Montserrat Caballé song) contained "Exercises in Free Love" from "The Freddie Mercury Album". The 1992 version of the 7" Spanish record had another version of "Barcelona" on the B-side, and the rare 1987 12" Hong Kong record was one-sided and had a unique sleeve. Most 5" CDs contained two or three versions of "Barcelona" and "Exercises in Free Love". Most 7" record and 5" CD covers featured Mercury and Caballé singing on a stage with an orchestra on the background, though the Portuguese version pictured them in a static studio photo. The 1992 reissue 7" records contained another version of the singing artists,
Nissan Caball wide so at to stay within favorable annual road tax obligations. The C140 was introduced in April 1960 and continued in production until replaced by the C240 series six years later. While almost identical in appearance to the C40, it featured an all-new 1.5-litre G-series engine also seen in the Cedric. Power was up to at 5,000 rpm. There was also a bus version called the Echo (GC140), which was introduced a month before the Caball. This was the first Caball to see export markets outside of Asia, reaching a certain level of success in Australian and Central American markets.