Kurt Samuel Vile (born January 3, 1980) is an American singer, songwriter, multi-instrumentalist and record producer.
 He is best known both for his solo work and as the former lead guitarist of rock band The War on Drugs.
 Both in the studio and during live performances, Vile is accompanied by his backing band, The Violators, which currently includes Jesse Trbovich (bass, guitar, saxophone), Rob Laakso (guitar, bass) and Kyle Spence (drums).
The Hunchback EP is an EP by American indie rock band Kurt Vile & the Violators, released on April 13, 2009 on Richie Records, and subsequently re-released on January 22, 2013.
 Produced and recorded by guitarist Adam Granduciel, the EP preceded the release of Vile's third studio album, "Childish Prodigy" (2009), and is the first to be credited to both Vile and his backing band.
Rob Laakso is an American musician, record producer and engineer, best known as the recording partner of indie rock musician Kurt Vile, and as a multi-instrumentalist in his backing band The Violators.
 Laakso is also a multi-instrumentalist in the shoegaze band Swirlies, and a former member of Mice Parade, contributing to the studio albums, "Obrigado Saudade" (2004), "Mice Parade" (2007) and "What It Means to Be Left-Handed" (2010).
Roger Dean (born David Roger Bryan Dean; 16 March 1943 in Hendon, Middlesex – 3 August 2008) was a British guitar player and teacher.
 First took piano lessons at age 7, then guitar at age 10.
 Then had musical training at Eric Guilder guitar school in London with teacher Ivor Mairants.
 His professional career ran over 40 years until he retired following a car crash in 2004.
 During the 1960s he played in a number of bands which left few traces in the history of popular music.
 The notable exception occurred when he joined briefly John Mayall's Bluesbreakers.
 Dean's guitar is heard on Mayall's first album and single.
 Leaving Mayall, he went to work with his former band the Nu Notes.
 In 1971, he played with a band called Spike Island and recorded an album with them, a mixture of folk, country and world music.
 Later, as a member of various other bands like The Bluejays, P. P. Arnold's backing band and The Bad Boys, he recorded on some hits, but gradually turned to more anonymous work as a session musician playing for TV shows, backing stars and other lucrative jobs, such as cruises on the QE2 as guitarist with The Joe Loss Orchestra.
 In 1978, Dean became the first western musician allowed to play on electric guitar in China.
 From 1992 he held teaching posts at various British schools.
 After a serious illness, Dean died in 2008.
The New Power Generation, also known as The NPG, was the backing band of musician Prince.
 They were last active in 2013 before Prince made a return to music with 3rdeyegirl as his backing band.
 In 2015, the New Power Generation reunited as Prince's backing band for his final studio album before his death, "Hit n Run Phase Two".
It's a Big World Out There (And I Am Scared) is an EP by American indie rock band Kurt Vile and the Violators, released on November 19, 2013 on Matador Records.
 The EP is the second to be credited to both Vile and his backing band, and is included on the deluxe edition of Vile's fifth studio album, "Wakin on a Pretty Daze: Deluxe Daze (Post Haze)".
David Coverdale is best known for his band Whitesnake.
 Whitesnake emerged when Coverdale wanted to name his backing band on tour, before becoming a device for him to promote himself with though it remained his backing band and not a band in its own right.
 Later Coverdale would return to solo work and would also work with Jimmy Page on a project.
 Aside from Coverdale himself, there was a number of other overlaps in membership of these various groups.
 To construct an accurate chronology of his backing band therefore, the line-ups for David Coverdale Band, Whitesnake and Coverdale-Page have been included.
Adam Granofsky (born February 15, 1979), better known under his stage name Adam Granduciel, is an American guitarist, singer, songwriter and record producer.
 He is best known as the frontman and primary songwriter of the indie rock band The War on Drugs, with whom he has recorded four studio albums, and as a former member of Kurt Vile's backing band The Violators.
The Young are an indie rock band from Austin, Texas.
 They released their first album, "Voyagers of Legend", in 2010 on Mexican Summer.
 Afterwards they signed with Matador Records, through whom they released the albums "Dub Egg" (2012) and "Chrome Cactus" (2014).
 The Young have opened for Kurt Vile and The Sonics.
Nellie Louise Young (June 7, 1907 - September 22, 1997) was the first African American woman licensed to practice medicine in Maryland.
 Young was born in Baltimore, Maryland, to Dr. Howard E. Young, Maryland's first African American pharmacist, and Estelle Hall Young.
 Her father's pharmacy served as a place of inspiration for Young as a child:"I admired the doctors...and I wanted to be able to send my prescriptions to my father's drugstore.
"She attended the old Colored High School (now Fredrick Douglass High School) in Baltimore.
 Following her graduation in 1924, Young enrolled in Howard University where she earned her bachelor of science degree in social sciences and later obtained her medical degree from the Howard University School of Medicine in 1930.
 Young initially served as an intern at Freedmen’s Hospital in Washington, D.C., after she was not accepted to the Provident Hospital in Baltimore due to the lack of housing accommodations for women.
 After her internship, Young opened her own practice in offices above her father's drugstore in 1932.
 Around the same time, she was appointed staff physician at the Maryland Training School for Girls, where she served from 1933-1940.

Question: Who have the Young opened for that has a backing band called The Violators?
Answer: Kurt Vile