Kiril Marichkov
Kiril Marichkov (30 October 1944 in Sofia) is a Bulgarian rock musician.
O Valencia!
" O Valencia!" is the fifth single by the indie rock band
The Decemberists, and the first released from their fourth studio album," The Crane Wife".
The music was written by The Decemberists and the lyrics by Colin Meloy.
It tells a story of two star- crossed lovers.
The singer falls in love with a person who belongs to an opposing gang.
At the end of the song, the singer's lover jumps in to defend the singer, who is confronting his lover's brother( the singer's" sworn enemy") and is killed by the bullet intended for the singer.
Jim Bob
James Robert Morrison, known as Jim Bob, is a British musician and author.
He was the singer of indie punk band Carter the Unstoppable Sex Machine.
Kletva
"Kletvaoath") is a song by the Bulgarian musician Kiril Marichkov.
The song is one of his most well known.
Bernie Bonvoisin
Bernard Bonvoisin, known as Bernie Bonvoisin( born 9 July 1956 in Nanterre, Hauts- de- Seine), is a French hard rock singer and film director.
He is best known for having been the singer of Trust.
He was one of the best friends of Bon Scott the singer of AC/ DC and together they recorded the song" Ride On" which was one of the last songs by Bon Scott.
Caspar Babypants
Caspar Babypants is the stage name of children's music artist Chris Ballew, who is also widely known as the singer of The Presidents of the United States of America.
Kristian Leontiou
Kristian Leontiou (born February 1982) is a British singer of Greek Cypriot descent, and is the singer for the indie rock band One eskimO.
Panda (Astro song)
" Panda" is a song of the Chilean band Astro and is the fifth song of the homonymous album of the year 2011.
The song was composed and produced by the singer of the band Andrés Nusser and released like third single of the album on February 1, 2013.
Astrid North
Astrid North( Astrid Karina North Radmann; 24 August 1973, Berlin – 25 June 2019, Berlin) was a German soul singer and songwriter.
She was the singer of the German band, with whom she released five Albums.
As guest singer of the band she published three albums.
Billy Milano
Billy Milano is a Bronx- born heavy metal musician now based in Austin, Texas.
He is the singer and- occasionally- guitarist and bassist of crossover thrash band M.O.D., and he was also the singer of its predecessor, Stormtroopers of Death.
He was also the singer of United Forces, which also featured his Stormtroopers of Death bandmate Dan Lilker.

Question: Where was the performer of song Kletva born?
Answer: Sofia