Question: Iselin Solheim provides vocals for the song "Faded" released in 2015, by what Norwegian produce and DJ?
Context: Iselin Løken Solheim (born 20 June 1990) is a Norwegian singer and songwriter.  She is known for her vocals in Alan Walker's singles "Faded" and "Sing Me to Sleep". "Go D.J." is the second single from Lil Wayne's fourth studio album, "Tha Carter".  The single's famous beat is produced by DJ Mannie Fresh, who also provides vocals in the song. "Faded" is a song by Norwegian record producer and DJ Alan Walker.  The release of the single was originally set to be on 25 November 2015, but was delayed to 3 December.  The song was highly successful, peaking in the top ten in most of the countries it charted in, and reached the summit in more than ten. Phlake is a Danish R&B and soul group, consisting of Mads Bo (vocals) and Jonathan Elkær (beats).  The group, launched their first single in 2015, called "So Faded" which had some success in Denmark, but did not enter the official single chart.  However on 16 October 2015, the single "Pregnant" was released and did enter the danish singles chart immediately as number 9. .  The official international music video for "Pregnant" was released on YouTube by Sony Music on 11 March 2016.  The video was also released in several countries, with the song gaining recognition in Sweden.  They have also played on Norwegian music festival . "Hey Brother" is a dance song by Swedish DJ and producer Avicii from his debut studio album, "True" (2013).  American bluegrass singer Dan Tyminski provides vocals for the track.  It was written by Avicii, Ash Pournouri, Salem Al Fakir, Vincent Pontare and Veronica Maggio.  "Hey Brother" sees Avicii giving his brother advice. "Sing Me to Sleep" is a song by Norwegian record producer and DJ Alan Walker.  Incorporating uncredited vocals provided by Norwegian recording artist Iselin Solheim, it was released commercially for digital consumption on 3 June 2016.  Upon release, the recording was generally acclaimed by music critics, with several noticing similarities to the style of its predecessor, "Faded". "Wake Me Up" (stylised as "WAKE ME UP!")  is a song by Swedish DJ and electronic music producer Avicii, released as the lead single from his debut studio album "True", released on CD and cassette by PRMD Music, Lava Records and Sony Music's Columbia Records on June 17, 2013.  American soul singer Aloe Blacc provides vocals for the track and Mike Einziger of Incubus provides acoustic guitar.  Avicii introduced "Wake Me Up!"  for the first time live on stage at the Ultra Music Festival in Miami.  The experimental rendering (it was accompanied by a live band with instruments and vocalists, including Blacc, Einziger and Incubus members Ben Kenney on bass and José Pasillas on drums) reportedly confused and angered a section of the electronic dance festival community.  Subsequently, Avicii achieved critical and commercial success with the release of the single worldwide. "Mitt lille land" (in English: "My Little Country" or "My Small Country" ) is a song by Ole Paus, written in 1994 as a lyrical description of Norway.  The song gained strong popularity following the 2011 Norway attacks, which led to it being described by the media as "the new national anthem."  According to the NRK, the song "came to symbolize the sorrow many people went through."  The song featured most prominently in all the memorial ceremonies following the attacks.  The NRK memorial concert (30 July 2011) following the attacks was named "Mitt lille land," and the concert opened with "Mitt lille land" sung by Maria Mena.  The national memorial ceremony (21 August 2011) was opened with "Mitt lille land" sung by Susanne Sundfør, followed by a speech by King Harald V.  On the Norwegian Constitution Day in 2012, the NRK broadcast was opened with "Mitt lille land."  The Norwegian People's Aid and Sony Music released a memorial album titled "Mitt lille land" and Gyldendal Norsk Forlag published a memorial book also titled "Mitt lille land" during the autumn of 2011.  Numerous Norwegian artists have recorded cover versions of this song, among them Sondre Bratland, Christine Guldbrandsen, Maria Solheim, Thomas Dybdahl, Mari Boine, Anne Grete Preus, Haddy N'jie, Kurt Nilsen, D.D.E., Sølvguttene, Tone Damli Aaberge and Maria Mena. "All I Need" is a song by French music group Air from their debut album "Moon Safari" (1998).  The song was written by group members Nicolas Godin and Jean-Benoît Dunckel, along with American singer Beth Hirsch, who provides vocals on the song.  Production of the song was handled by the former two.  The song was released as the third single from "Moon Safari" on 9 November 1998. "Lay Me Down" is a song by Swedish producer Avicii.  Written by Avicii, Ash Pournouri, Nile Rodgers and Adam Lambert, the track appears on Avicii's debut studio album, "True" (2013).  American singer-songwriter Adam Lambert also provides vocals for the track, while Nile Rodgers provides guitar backing.  The track was released as the fifth single from his album on April 21, 2014.  The song is featured in a 2014 commercial for Lipton Ice Tea.  The music video shows Avicii performing the song live during his True Tour.  However, Adam Lambert and Nile Rodgers does not appear in the video.  The song is written in the key of A Minor.
Answer: Alan Walker