Question: What is the country of citizenship for the singer of Mad Summer?

full_context: Document 1: On Christmas Day: "On Christmas Day" is a Christmas single by Norwegian pop singer Maria Arredondo, it was released on November 20, 2006, and soon became a hit single. The single spent 3 weeks on the charts, peak at No.4.
Document 2: I'm Not Mad: "I'm Not Mad" is the debut single from Scottish pop singer Alex Gardner. It was released as a CD single and download on 29 March 2010 in the United Kingdom and Ireland on A&M Records. The song was produced by Xenomania.
Document 3: Summer (Calvin Harris song): ``Summer ''is a song by Scottish recording artist Calvin Harris, released on 14 March 2014 as the second single from his fourth studio album, Motion (2014). Like his previous single`` Feel So Close'', Harris returns as a vocalist on ``Summer ''. The accompanying music video was directed by Emil Nava and premiered on 6 April 2014.
Document 4: Maria Arredondo (album): Maria Arredondo is the first album by Norwegian singer Maria Arredondo, released in Norway on March 17, 2003, with a second edition released on June 30, 2003. The album was the most successful album by Arredondo either in critics or sales. It has 12 songs with the second edition and 5 singles were released. One of the singles, "In Love With An Angel", a duet with Christian Ingebrigtsen, was nominated for the 2003 Norwegian Grammy Awards as 'Song Of The Year'.
Document 5: Brief and Beautiful: "Brief and Beautiful" is the third single by Norwegian pop singer Maria Arredondo, released from her 4th album For a Moment. The single spent six weeks on the charts, peak at No.4.
Document 6: The Chase (Marit Larsen album): The Chase is the second album from Norwegian singer-songwriter Marit Larsen. It was released on October 13, 2008. The first single of this album entitled "If a Song Could Get Me You" was made available via Marit Larsen's Myspace page on August 11, 2008.
Document 7: Burning (Maria Arredondo song): "Burning" is the second single released from Maria Arredondo's album "Not Going Under". It was released in September 2004 and was the second Arredondo single to become a video.
Document 8: Cadore 33: Popular Spanish singer Sergio Dalma followed 2011's four-times platinum "Via Dalma II" with "Cadore 33." Unlike Dalma's previous two albums, which consisted of Spanish-language covers of Italian songs, this marked his return to performing original material.
Document 9: Enta Menni: Enta menni is Yara's second music disc album and was released in the summer of 2008. It is a Melody Music production. Two years after her breakthrough with her duet "Akhdny maak" with famous singer Fadl Shaker the album proved to be a bigger success than her first album released in 2005 "Twassa Feyi" isn't much different from her usual; romantic songs that bring the world of imagination and fantasy to the listener, however the album lyrics touches on a more "Artistically Mature" Yara especially since this would be the first album she sings in the Khaliji dialect. The album contains 10 songs in the different Arabic dialects; Egyptian, Lebanese and Khaliji. The title track "Enta Menni" ("You are part of Me") which is an Egyptian song was one of the most successful songs of the year.
Document 10: In Love with an Angel: "In Love with an Angel" was the third and most famous single released by Maria Arredondo. It was released on February 24, 2003, and came in at number one on the Norwegian Top 20 Singles in its second week.
Document 11: Mad Summer: "Mad Summer" is the first single released from Maria Arredondo's album, "Not Going Under". It was released on 14 June 2004 and was the first Arredondo single to become a video.
Document 12: Spark (Marit Larsen album): Spark is the third album from Norwegian singer-songwriter Marit Larsen, and was released on November 18, 2011. The information was made available via Marit Larsen's Tumblr page. On 31 July 2011 Marit Larsen began to post information about her third album on her Tumblr. On 7 October 2011 she announced the name of the album and track list. The first single, "Coming Home" had premiered on NRK P3 and on her Facebook page on 15 October. The album produced two singles; "Coming Home" and "Don't Move". The album spawned 2 number one songs in the Philippine Top 100 Songs Chart where in "Coming Home" stayed atop for 4 consecutive weeks, which gave Marit her first number one song in the Philippines as a solo artist and her non-single song "Last Night" stayed for 2 consecutive weeks in the early 2012, serving as her second number one song.
Document 13: Just a Little Heartache: "Just a Little Heartache" was the second single released by Maria Arredondo on December 9, 2002. There's no video for this single.
Document 14: My Love Is Better: "My Love Is Better" is a song by Norwegian recording artist Annie from her second studio album, "Don't Stop" (2009). Released as the album's second single on 9 October 2009, the track originally had featured backing vocals by Girls Aloud. "My Love Is Better" was re-released on 15 March 2010 as a 12" single.
Document 15: Angel & Khriz: Angel & Khriz are a Puerto Rican reggaeton duo, consisting of Angel Rivera Guzmán (Angel) and Christian Colón Rolon (Khriz). Their high-impact performance on this first time out recording led to their sponsorship by Hector "El Father". Through that relationship the duo recorded their first single, "Cazando Voy," which reached platinum status and earned them the reputation as "the MVP's of the year." In 2004, they signed with MVP Records and toured extensively throughout South and Central America. The success of their debut recording, Los MVP's, garnered the attention and an eventual distribution with Universal's Machete Music, a label targeting the ever-growing urban Latino audience. Appearances in many U.S. cities to receptive crowds has earned the duo a reputation as one of reggaeton's most popular duos. In 2005, their debut studio album "Los MVP" was released and featured the hit singles "Ven Baílalo" and "De Cazeria". The album was certified Platinum by the United States Recording Industry Association of America (RIAA) and a special edition was released the following year. The special edition of "Los MVP" featured their two singles "Fua" and "De Lao a Lao". Performances at high-visibility events like opening Premios Juventud and closing the 2006 Latin Billboard Awards alongside Tito "El Bambino" and Wisin & Yandel continued to increase these budding artists' recognition and potential. Almost three years later, in 2008, their second studio album, Showtime was released. Singles featured on the album were "La Vecina" and "Na De Na". This album was released by Machete Music. Two years later, Da' Take Over, the duo's third studio album was released. It featured the hit singles "Ayer La Vi" & "Me Enamoré".
ground_truth: Norway
sub_queries: Mad Summer >> performer Answer: Maria Arredondo
Maria Arredondo >> country of citizenship Answer: Norway