Bad Bunny
Benito Antonio Martínez Ocasio (born March 10, 1994), known by his stage name Bad Bunny, is a Puerto Rican Latin trap and reggaeton rapper and singer.
His music is often defined as Latin trap and reggaeton, but he has incorporated various other genres into his music, including rock, bachata, and soul.
He is noted for his deep, slurred vocal style and his eclectic fashion sense.
He has frequently collaborated with artists such as J Balvin, Ozuna, Farruko, Residente, and Daddy Yankee.
While working in a supermarket as a bagger and studying at the University of Puerto Rico at Arecibo, Bad Bunny gained popularity on SoundCloud and was eventually signed to a record label.
"Diles" was his 2016 breakthrough single, and was followed by a number of hits, notable appearances, and a collaboration with Cardi B and J Balvin on the "Billboard" Hot 100 number-one single "
I Like It" and with Drake on "Mia".
His debut album "X 100pre" was released in December 2018 and was awarded with a Latin Grammy for Best Urban Music Album.
On June 28, 2019, Bad Bunny released "Oasis", a collaborative album with J Balvin.
The record contains the singles "Qué Pretendes" and "La Canción".
Dáithí Sproule
Dáithí Sproule( born 23 May 1950) is a guitarist and singer of traditional Irish music.
His niece is the singer Claire Sproule.
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.
Callaíta
"Callaíta" is a song by Bad Bunny featuring producer Tainy with samples from Zion & Lennox's song "Alocate".
It was released as a single by Rimas Entertainment on May 31, 2019.
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.
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.
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.
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.
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.

Question: Where did the performer of song Callaíta graduate from?
Answer: University of Puerto Rico