Question: Mustang television and cinema promoted which brand of Irish dry stout beer?

Context articles: Guinness family
Mustang (advertisement)
Abbotsford Invalid Stout
Ostravar Brewery
Cambrew Brewery
Bali Hai Beer
Angkor Beer
Guinness
Guinness Foreign Extra Stout
Beer cake

The Guinness family is an extensive aristocratic Anglo-Irish Protestant family noted for their accomplishments in brewing, banking, politics, and religious ministry.
 They are particularly known among the general public for producing the dry stout, Guinness Beer.
 The founder of the dynasty, Arthur Guinness, is believed to have had partly McCartan origins.
 Beginning in the late 18th century, they became a prominent part of what is known in Ireland as 'the Ascendancy'.
Mustang is a 2004 television and cinema advertising campaign promoting Guinness-brand draught stout.
 It was produced by advertising agency Abbott Mead Vickers BBDO, and aired in Europe, North America, and parts of Asia.
 The ad was filmed in the United States, and was directed by the Academy Award-winning British film director Anthony Minghella, famous for his work on "The English Patient".
Abbotsford Invalid Stout is a beer produced in Australia by Carlton & United Breweries.
 An 'invalid stout' is a high-sugar, low-alcohol stout, originally marketed as an especially nutritious variant.
Ostravar Brewery (Czech: "Pivovar Ostravar" ) is a Czech brewery located in the city of Ostrava.
 Ostravar was founded in 1897 as a joint stock company in Moravská Ostrava, and the first beer here was brewed in 1898.
 In 1997 the brewery was acquired by Bass, after a merger with the company Pražské pivovary a.s, which also brews Staropramen.
 It is one of the few Czech breweries which produces a dry stout, branded "Kelt".
Cambrew Ltd (Angkor Brewery) is the largest brewery in Cambodia, situated in Sihanoukville.
 The brewery produces Angkor Beer (the most widely consumed beer in the country and acknowledged as Cambodia’s national beer), Klang Beer, Bayon Beer, Angkor Extra Stout and Black Panther Premium Stout.
Bali Hai is a brand of Indonesian lager beer produced by PT Bali Hai Brewery Indonesia since 1975.
 Currently the beer and its variants are sold in 20 countries.
 The Bali Hai brands and variants includes Bali Hai Draft Beer, Bali Hai Premium Beer, El Diablo Lager, Panther Stout, Panther Ginseng Stout and Folsom.
 Bali Hai Brewery Indonesia's head office is located in Jalan Laksamana RE Martadinata, Ruko Permata Ancol Blok F No.6 North Jakarta 14420, Indonesia.
Angkor Beer is a Cambodian beer.
 It is named after the iconic Khmer Angkor temples near Siem Reap, and is the most widely consumed beer in Cambodia.
 Along with Klang Beer, Bayon Beer, Angkor Extra Stout and Black Panther Premium Stout it was brewed at the Cambrew Brewery in Sihanoukville.
 Its official motto is "My Country, My Beer".
 The official motto changed to - Our Country, Our Beer in March, 2017 as the brand commissioned a 'refresh' to connect with the Cambodian millennials better.
Guinness ( ) is an Irish dry stout that originated in the brewery of Arthur Guinness (1725–1803) at St. James's Gate brewery in the capital city of Dublin, Ireland.
 Guinness, produced by the Diageo beverages company, is one of the most successful beer brands worldwide.
 It is brewed in almost 50 countries and is available in over 120.
 Annual sales total of Guinness in 2011 was 850 e6litre .
Guinness Foreign Extra Stout (FES) is a stout produced by the Guinness Brewery, an Irish brewing company owned by Diageo, a drinks multinational.
 First brewed by Guinness in 1801, FES was designed for export, and is more heavily hopped than Guinness Draught and Extra Stout, and typically has a higher alcohol content (at around 7.5% ABV), which gives it a more bitter taste.
 The extra hops were intended as a natural preservative for the long journeys the beer would take by ship.
Beer cake is a cake prepared using beer as a primary ingredient, and other typical cake ingredients.
 Chocolate beer cakes may include stout and chocolate stout beer, and some gingerbread cakes include beer in their preparation.
 The Rabha tribe in India uses a type of beer cake prepared with rice to create rice beer and "fotika", a liquor.
 Beer cake variations exist, such as root beer cake.