Question: Jake McGann, is an English actor, and has an elder brother, Joseph McGann, born in whic year, who goes under the aliases of Kahn and Gorgon Sound, is a British grime and dubstep record producer and DJ known for his contributions to the Bristol underground scene?

Context articles: Kromestar
Tempa T
Virus Syndicate
Jake McGann
Benga (musician)
Banksy
Skepta
Vaccine (musician)
Joseph McGann
Bristol underground scene

Kromestar (real name Ricky Kalsi) is a dubstep record producer from South London.
 He is also known for using his other alias 'IronSoul', which he used when he started creating underground grime tracks.
 Kromestar is considered to be one of the original dubstep producers and is well respected in the dubstep scene.
 Kromestar is most-known for his first album, "My Sound" which gave him the popularity in the dubstep scene.
 He later released his second album 2011 "Colourful Vibrations".
 In December 2013 he released an album, called "Tears of Joy", inspired by the death of his son, with proceeds going to charity.
 He ran a label with Jay 5ive called Bass 'N' Love.
 His sound can vary from extremely heavy, mechanised-like to uber chilled and tight, and is known for his precise production.
 He has also had releases on Mala's label Deep Medi Musik.
Nicky Nyarko-Dei, known by his stage name Tempa T is a British Grime MC originating from East London.
 He is well known for his 2009 single "Next Hype" which is considered an anthem of the UK underground scene.
 Due to this song Tempa T is particularly known for his excitable nature, aggressive lyrics, love of word play and the use of the phrases "hype" and "par".
 He is featured on "Hypest Hype" by Chase & Status and has appeared in the British film "Shank" (2010), performing "Next Hype".
 Tempz is a former member of east London-based grime crew Slew Dem.
Virus Syndicate are a British grime collective from Manchester, centered on DJ Mark One and the MCs JSD and Nika D.
 They are known for their fusion of dubstep with grime, and have been lauded by The Daily Telegraph as "some of the tautest British MC-ing since the first Dizzee Rascal Album."
Jake McGann (born 1990) is an English actor.
 He is the second and younger son of actor Paul McGann and Annie Milner.
 He has an elder brother, Joseph McGann, born in 1988.
 He is the nephew of actors Joe, Mark and Stephen McGann.
Adegbenga Adejumo (born 28 November 1986), known as Benga, is a British musician from Croydon, known for being the pioneer of dubstep record production.
 As a teenager he used to hang out at the Big Apple record shop in Croydon and make his own tunes at home on a PlayStation.
 The tunes caught the attention of dubstep producer Hatcha, who worked at the shop, and, by the age of 15, Benga had made his first record, "Skank", released on Big Apple's own record label.
 He was also one of the first dubstep producers when the style was emerging in the early 2000s.
 He has been featured on a variety of compilations including Mary Anne Hobbs's "Warrior Dubz", Tempa's "The Roots of Dubstep" and the BBC Radio 1Xtra anniversary mix.
Banksy is an anonymous England-based graffiti artist, political activist and film director of unverified identity.
 Their satirical street art and subversive epigrams combine dark humour with graffiti executed in a distinctive stenciling technique.
 Banksy's works of political and social commentary have been featured on streets, walls, and bridges of cities throughout the world.
 Banksy's work grew out of the Bristol underground scene, which involved collaborations between artists and musicians.
 Banksy says that they were inspired by 3D, a graffiti artist who later became a founding member of the English musical group Massive Attack.
Joseph Junior Adenuga (born 19 September 1982), better known by his stage name Skepta, is a British grime artist, rapper, songwriter, record producer and music video director.
 Adenuga released his debut studio album "Greatest Hits" in late-2007 and his second, "Microphone Champion" in 2009, both independently, while his third studio album "Doin' It Again" was released in 2011 by AATW.
 His fourth studio album, "Konnichiwa", was released on 6 May 2016 to critical acclaim, winning that year's Mercury Prize.
 Skepta's brother, and labelmate is the well known grime artist Jme.
They have collaborated many times, most recently on his album "Konnichiwa".
Vaccine (Christine Clements) is a female dubstep record producer based in California, United States.
 She is the first female dubstep producer.
 She was the first woman signed to a label (Hotflush Recordings) within, what was up until then, a genre whose producers were almost entirely male.
Joseph McGann (born 1988), who goes under the aliases of Kahn and Gorgon Sound, is a British grime and dubstep record producer and DJ known for his contributions to the Bristol underground scene.
 He runs Bandulu Records with fellow artist Neek; as a proponent of vinyl, it is the only medium he performs with and the only medium his record label releases on.
 He also ran the night Sureskank, which was one of the first nights that brought Dubstep and Grime to Bristol.
 More recently, he has put on nights as a part of the experimental Bristol collective Young Echo.
 He has had multiple releases on the pioneering dubstep label Deep Medi Musik, with releases such as "Dread", "Abbatoir" and the "Volume 1" LP with Gantz and Commodo.
 He contributed a mix CD as well as a label residency to London's Fabric nightclub.
The Bristol underground scene is the culture associated with drum and bass, and graffiti art that has existed in Bristol from the early 1990s to the present.