Question: The fictional character "2-D"'s singing voice is provided by a musician that is the principal songwriter of what virtual band?

full_context: Document 1: Dave Gahan: David "Dave" Gahan ( ; born David Callcott; 9 May 1962) is an English singer-songwriter, best known as the baritone lead singer of the electronic band Depeche Mode since their debut in 1980. He is also an accomplished solo artist, releasing albums in 2003 ("Paper Monsters") and 2007 ("Hourglass").
Document 2: MF Doom: Daniel Dumile (pronounced ; born 9 January 1971) is an English hip hop recording artist and record producer. Best known for his "super villain" stage persona and unique lyrics, Dumile has taken on several stage names in his career, most notably MF Doom, stylized as "MF DOOM". He has appeared in several collaborative projects such as Madvillain (with Madlib), Danger Doom (with Danger Mouse), Doomstarks (with Ghostface Killah), JJ Doom (with Jneiro Jarel), and NehruvianDoom (with Bishop Nehru).
Document 3: 2-D (character): Stuart Harold "2-D" Pot is a fictional character who is a musician and member of the British virtual band, Gorillaz. He provides the lead vocals and plays the keyboard for the band. 2-D's singing voice is provided by Blur frontman Damon Albarn on Gorillaz' recordings and performances, while in additional material, his speaking voice is provided by actor Nelson De Freitas in various Gorillaz direct-to-video projects such as "" and "". In 2017, Kevin Bishop was cast as the new speaking voice of 2-D. He was created by Damon Albarn and Jamie Hewlett.
Document 4: Saturnz Barz: "Saturnz Barz" is a song by British virtual band Gorillaz, featuring Jamaican dancehall artist Popcaan. The song was released on 23 March 2017. It was released as the first single from their fifth studio album "Humanz". The song marks the group's comeback since 2012's "DoYaThing", although 2017 had seen the non-single release of the song "Hallelujah Money" which features English singer Benjamin Clementine. "Saturnz Barz" was produced by frontman Damon Albarn, Remi Kabaka and producer The Twilite Tone, and marks the group's first collaboration with Popcaan. A remix was released later by Banx & Ranx.
Document 5: Gaz Coombes: Gareth "Gaz" Michael Coombes (born 8 March 1976 in Oxford) is an English musician and singer-songwriter, best known as the lead vocalist and guitarist of the English alternative rock band Supergrass. He first entered the music scene aged sixteen as the lead singer of the band The Jennifers which featured Supergrass bandmate Danny Goffey. Coombes was noticeable for his large sideburns during the 1990s.
Document 6: Stuart Murdoch (musician): Stuart Lee Murdoch (born 25 August 1968) is a Scottish musician, writer and filmmaker, and the lead singer and songwriter for the indie pop band Belle and Sebastian.
Document 7: Stuart Matthewman: Stuart Colin Matthewman (born 18 August 1960), also known as Cottonbelly, is an English songwriter, multi-instrumentalist, and record producer. With Sade Adu, Paul S. Denman, and Andrew Hale, he gained worldwide fame as the guitarist/saxophonist of the English band Sade. Stuart is also a member of bands, Sweetback and Twin Danger.
Document 8: Gorillaz: Gorillaz are an English virtual band created in 1998 by musician Damon Albarn and artist Jamie Hewlett. The band consists of four animated members: 2-D (lead vocals, keyboards), Murdoc Niccals (bass guitar), Noodle (guitar, keyboards) and Russel Hobbs (drums and percussion). These members are fictional and are not personas of any "real life" musicians involved in the project. Their fictional universe is explored through the band's music videos, as well as a number of other short cartoons. In reality, Albarn is the only permanent musical contributor, and the music is often a collaboration between various musicians. Writers and critics have described their music as alternative rock, trip hop, alternative hip hop, electronica, indie, Britpop, dance-rock, rap rock, dub, reggae and pop.
Document 9: Blur (band): Blur are an English rock band, formed in London in 1988. The group consists of singer/keyboardist Damon Albarn, guitarist/singer Graham Coxon, bassist Alex James and drummer Dave Rowntree. Their debut album "Leisure" (1991) incorporated the sounds of Madchester and shoegazing. Following a stylistic change influenced by English guitar pop groups such as the Kinks, the Beatles and XTC, Blur released "Modern Life Is Rubbish" (1993), "Parklife" (1994) and "The Great Escape" (1995). In the process, the band became central to the Britpop music and culture movement, and achieved mass popularity in the UK, aided by a chart battle with rivals Oasis in 1995 dubbed the "Battle of Britpop".
Document 10: Noodle (Gorillaz): Noodle is a fictional Japanese musician and member of the British virtual band Gorillaz. She provides the lead guitar, as well as some occasional main and backing vocals for the band. Like all other band members of Gorillaz, she was created in 1998 by Damon Albarn and Jamie Hewlett. Noodle has been voiced by Japanese actress Haruka Kuroda, singer-songwriter Miho Hatori of trip-hop group Cibo Matto, and Talking Heads bassist Tina Weymouth.
Document 11: Tomorrow Comes Today: "Tomorrow Comes Today" is a song from alternative rock virtual band Gorillaz's self-titled debut album "Gorillaz" and was their first release when issued as an EP in November 2000. The first three songs from the EP ended up on their debut album, however, "Latin Simone" was heavily edited, and dubbed into Spanish, for the album release. The new version was sung by Ibrahim Ferrer, and renamed "Latin Simone (¿Que Pasa Contigo?)". The original version is sung by 2D (voiced by Damon Albarn) and appears along with "12D3" on the later-released compilation album "G Sides". The song itself was also the fourth and final single from that album, released on 25 February 2002. It peaked at number 33 on the UK Singles Chart. A demo version of the song, "I Got The Law" was included as a bonus track of the Japanese edition of "13" by Blur, Damon Albarn's other musical project.
Document 12: Two Fingers: Two Fingers is the musical alter-ego of electronic musician Amon Tobin. The first Two Fingers album was a collaboration with fellow electronic producer Doubleclick. The eponymous release came out in 2009 on Paper Bag Records in North America and Big Dada in the United Kingdom. The second album, "Stunt Rhythms", was a solo effort by Amon Tobin and was designed by Inventory Studio and released worldwide by Big Dada Recordings in 2012.The two producers, who first met when Tobin was living in Brighton, U.K., got together in Montreal in 2007 over a series of tracks that were partially an extension of their previous collaborations — exemplified by the dense, pummeling 2003 track "Ownage" — but in general a fundamentally new and dynamic direction incorporating visceral elements of dancehall, dubstep, and grime. Following the singles "That Girl" and "What You Know," the group's self-titled debut was released in spring 2009, featuring vocals from dancehall star Ce'Cile, Ms. Jade, and, on seven of the album's 12 tracks, British rapper Sway.
Document 13: Damon Albarn: Damon Albarn, OBE ( ; born 23 March 1968) is an English singer, songwriter, and multi-instrumentalist. He is the lead singer of the British rock band Blur and co-founder, vocalist, instrumentalist, and principal songwriter of the virtual band Gorillaz. Albarn is also part of two supergroups, one usually known as The Good, the Bad & the Queen, although it is stated that they are officially unnamed, and another named Rocket Juice & the Moon.
Document 14: Blur discography: The discography of English alternative rock band Blur consists of eight studio albums, five live albums, five compilation albums, one remix album, two video albums, four extended plays, twenty-nine singles, eight promotional singles and thirty music videos. Formed in London in 1988, the group consists of singer/keyboardist Damon Albarn, guitarist/singer Graham Coxon, bassist Alex James and drummer Dave Rowntree. Three years later their debut release, the Madchester and shoegazing-tinged "Leisure" (1991), peaked at number seven on the UK Albums Chart. With "Modern Life Is Rubbish" (1993) inaugurated the Britpop phase of their career. Its multi-Platinum follow-ups "Parklife" (1994) and "The Great Escape" (1995) helped the band achieve mainstream popularity in Britain; every Blur studio album from "Parklife" onwards has topped the British charts.
Document 15: We Got the Power (Gorillaz song): "We Got the Power" is a song by alternative rock virtual band Gorillaz, featuring Jehnny Beth of British post-punk band Savages and backing vocals from former Oasis guitarist and songwriter Noel Gallagher and American rapper D.R.A.M., who also appears on the group's single "Andromeda". The song was released on 23 March 2017. It was released as the second single from their fifth studio album "Humanz".
ground_truth: Gorillaz