Question: Last Child and Jem, are music bands?

Context articles: Christian Älvestam
Die anderen Bands
Last Child (band)
Jem (singer)
Patsy O'Brien
Saw Bwe Hmu
Our Biggest Thing Ever
Bobby Sowell
Rock music in Estonia
Kuyayky

Gunnar Christian Älvestam (Born 14 April 1976 in Sweden) is a vocalist, lyricist, guitarist, bassist and drummer for several bands from Sweden.
 He is, however, best known as the former vocalist for the Swedish metal band Scar Symmetry.
 He currently performs with several bands, including Solution .45 and Miseration, and has made several guest appearances for other music bands.
 He is most known in the metal community for possessing both an extreme clean singing range and an ability to make powerful growls.
Die anderen Bands (] , "the other bands") is a term combining alternative music bands of 1980s GDR (East Germany).
 They shared a more or less open criticism of their country's political system, and a high degree of creativity which was lacking from the more established music scene of East Germany.
 Many members of these bands played significant parts during the time of political change "Wende" in 1989.
 The bands came from a broad range of musical genres, especially Punk, Blues, Wave, Indie and Electronic music.
Last Child is an Indonesian pop punk/ alternative rock band formed in 2006.
 The band's current members are Virgoun Teguh (vocals and guitar), Rachmad Firdaus (guitar), Dimas Rangga (vocals and bass).
 It has released one mini album and two studio albums.
Jemma Griffiths (born 18 May 1975), known by her stage name Jem, is a Welsh singer, songwriter, and record producer.
 Born and raised in Penarth, Wales, she began songwriting at an early age.
 After graduating university in 1996 she worked as a DJ as well as co-founder of record label Marine Parade in Brighton.
 By 2002 she was focused heavily on writing and singing her own songs, collaborating with various producers in the United States such as Guy Sigsworth, Yoad Nevo, and Ge-Ology to help create what would become her debut studio album: "Finally Woken", released on 24 March 2004 through ATO Records.
 Popularised by singles "They", "Just a Ride" and "Wish I", the album garnered generous sales and chart performance in the United States, Canada, Japan and Europe.
 Jem followed up her successful debut with her second album, "Down to Earth", released on 18 September 2008.
 Jem's musical style is varied and encompasses genres of trip hop, electronica, pop rock and new wave, with critics often associating her with other female British musicians Dido, and Beth Orton.
Patsy O'Brien is an Irish songwriter and musician.
 He has played with punk rock bands, country music bands, big band, swing and jazz ensembles and Irish folk music groups .
 He currently performs as a solo guitarist and singer.
Saw Bwe Hmu (Burmese: စောဘွဲ့မှူး ; 19 October 1952–24 July 1993) was a co-founder and the band leader of the Burmese band "Iron Cross" and a well known songwriter.
 The ethnic Karen Christian was the lead guitarist of the band.
 Other band members included Chit San Maung (guitar), Khin Maung Thant (bass), Banya Naing (keyboards) and Kha Yan (drums).
 Lay Phyu, Ah Nge, Myo Gyi and Wyne Wyne were the key singers of that band and R Zarni soon joined the band later.
 Composers Maung Maung Zaw Latt and L Phyu freed it from its reliance on such popular American bands as Metallica and won it critical acclaim and a wide public.
 He played the guitar at "Success" and "Symphony" music bands before "Iron Cross" was founded.
 He composed songs for Kaiser.
 He was a music critic and his pen name was Zar Hlaing.
Our Biggest Thing Ever is the studio album by Indonesian alternative rock band Last Child, released in 2012.
 In marketing this album, Last Child and the record label working with KFC that this album will be circulated in all KFC stores in Indonesia.
Robert G. Lee Sowell.
 known as Bobby Sowell (born July 8, 1947, Memphis, Tennessee), is an American musician, pianist and composer.
 He spent much of his early years playing rockabilly piano in the late 1950s, playing organ in rock-and-roll bands in the 1960s and playing piano in numerous country music bands from the 1970s to the 1990s.
 He was a Mid-South Fair winner in 1966 and was inducted into the Rockabilly Hall of Fame in 2002.
 In 1994, he went out as a solo artist.
 As a pianist and composer, Sowell has recorded eight albums, crossing many genres of music, from jazz, pop, rock and roll, honky tonk and blues to country music, gospel and easy listening.
The Estonian rock music scene saw its beginnings in the mid-sixties during Nikita Khrushchev's thaw in the Soviet Union and the rise of British bands all over the world.
 The first Estonian rock-groups were primarily high school bands playing cover versions of the current UK Top 10.
 Despite the lack of official support from Soviet authorities (rock music was seen as undesirable Western influence) some of these groups, posing as dance music bands in various clubs, gained a large underground following.
 Some groups managed to make proper studio recordings and appear a couple of times on television.
Kuyayky is one of the most popular and newly influential bands in Andean music.
 The band has contributed to the prominence and revival of huayno music from central Peru.
 One of the few Andean music bands with a majority of female members.
 The band now resides in the United States and gained a following from world music fans for its traditional yet innovative style of Peruvian Music.