Question: What I Want featured the musician and songwriter of what dual-nationality on guitar?

Context paragraphs:
Paloma Faith discography: The discography of English singer and songwriter Paloma Faith consists of three studio albums, sixteen singles (plus seven as a featured artist) and eighteen music videos. Faith made her debut in September 2009 with the studio album "Do You Want the Truth or Something Beautiful? ", which peaked at number nine in the United Kingdom and was later certified double-platinum.  Its first two singles, "Stone Cold Sober" and "New York", both peaked within the top twenty in the United Kingdom.  The album spawned three more original singles: "Do You Want the Truth or Something Beautiful? ", "Upside Down" and "Smoke & Mirrors".  Faith re-released "New York" featuring Ghostface Killah in August 2010.

Mike Einziger: Michael Aaron "Mike" Einziger (born June 21, 1976) is an American musician, best known as the guitarist and co-songwriter of the rock band Incubus.  Einziger is widely known as an innovator and enthusiast of the use of pedalboard guitar effects during live concerts, and was voted #41 in Total Guitar's top 100 guitarists of all time in 2002.  In an interview with Gibson Guitars, writer Steven Rosen states "[Einziger] hasn’t played the guitar so much as he has manipulated it, submitted it to his own needs.  Einziger fashions a sonic tapestry that draws heavily from the Zappa/Vai/Hendrix school of rock."  Mike is also an active composer, writing his first full-scale orchestral concert entitled "End.> vacuum", as well as "Forced Curvature of Reflective Surfaces"; an experimental composition that was featured at the "West Coast, Left Coast" Festival at Walt Disney Concert Hall.  He co-wrote and played acoustic guitar on Avicii's 2013 worldwide hit "Wake Me Up".  Alongside this, Einziger also recently co-wrote and played guitar on David Guetta's Lovers on the Sun.

Brian May: Brian Harold May, {'1': ", '2': ", '3': ", '4': "} (born 19 July 1947) is an English musician, singer, songwriter and astrophysicist, best known as the lead guitarist of the rock band Queen.  He uses a home-built electric guitar, called the Red Special.  His compositions for the band include "We Will Rock You", "Tie Your Mother Down", "I Want It All", "Fat Bottomed Girls", "Flash", "Hammer to Fall", "Save Me", "Who Wants to Live Forever" and "The Show Must Go On".

Slash (musician): Saul Hudson (born July 23, 1965), better known by his stage name Slash, is a British-American musician and songwriter.  He is best known as the lead guitarist of the American hard rock band Guns N' Roses, with whom he achieved worldwide success in the late 1980s and early 1990s.  During his later years with Guns N' Roses, Slash formed the side project Slash's Snakepit.  After leaving Guns N' Roses in 1996, he co-founded the supergroup Velvet Revolver, which re-established him as a mainstream performer in the mid to late 2000s.  Slash has since released three solo albums: "Slash" (2010), featuring an array of famous guest musicians, and "Apocalyptic Love" (2012) and "World on Fire" (2014), recorded with his band, Myles Kennedy and the Conspirators.  He returned to Guns N' Roses in 2016, nearly 20 years after he had left.

Dan Lukacinsky: Dan Lukacinsky is a singer and musician who provided vocals and guitar for the Suicide Machines.  He now plays guitar and sings in Kick Like Kato.  He's also been working as a producer for other bands and has been selling guitars for a living.  He grew up in Detroit, Michigan and is currently living in Japan.  He's been on Warped Tour and has been part of the music business for years.  Over the summer of 2006, he worked as a counselor (or producer) at a camp, Power Chord Academy, in Queens, New York, that helps young musicians get to where they want to be in the music world.

Sam Martin (singer): Samuel Denison "Sam" Martin (born February 7, 1983) is an American Grammy Award-winning musician, singer, songwriter and record producer.  His song, "Want to Want Me", (released by Jason Derulo), holds the record for the most-adds in the American contemporary hit radio history.  Martin's first song he wrote for another artist became the song, "Daylight" by Maroon 5, which peaked at number-one on the "Billboard" charts.  His writing on "Fly Rasta", released by Ziggy Marley, led it to becoming a number-one reggae album as well as a receiving a Grammy Award.  He rose to the public eye in 2014 for not only writing, but as a featured artist on David Guetta's with number-one singles: "Lovers on the Sun" and "Dangerous".  His work also extends to projects with One Direction, Nick Jonas, Zedd, Flo Rida, Prince Royce, Snoop Dogg and T.I..

What I Want (Daughtry song): "What I Want" is a song recorded by American rock band Daughtry for their self titled debut album (2007).  It was released to rock radio in the United States on April 23, 2007 as the second US rock single and third overall single from the album.  The song features Slash on guitar, earning him a featured artist credit on the single.

Phantom Power (Super Furry Animals album): Phantom Power is the sixth album by Welsh indie rock band Super Furry Animals, released on 21 July 2003 by Epic Records in the United Kingdom.  The record was originally conceived as a ten-song concept album using D-A-D-D-A-D guitar tuning, but the band chose to abandon this idea during recording as they didn't want to constrain themselves.  The group did attempt to create a "more coherent" album than their past efforts by choosing songs which worked well together.  "Phantom Power" was recorded at the band's own studio, AV Happenings, in Cardiff with the Super Furries producing and engineering themselves for the first time.  The album features a range of musical styles, from country rock to techno, although many of the tracks are based around the acoustic guitar.  According to chief songwriter and vocalist Gruff Rhys, the album's lyrics deal with "broken relationships and war".

Caron Wheeler: Caron Wheeler (born 19 January 1963) is a British singer, songwriter, record producer and musician.  Born and raised in London, she performed in various singing competitions as a teenager and began her recording career as one of the founding members of Brown Sugar.  She was also one of the founding member of the female backing vocalist group Afrodiziak.  She officially rose to fame in the late 1980s as lead singer of R&B group Soul II Soul.  Managed by her fellow bandmate, Jazzie B, the group became one of the London's best-selling groups of all time.  Their debut album, "Club Classics Vol.  One" (1989), which established them as a global success worldwide, earned two Grammy Awards and featured the UK and Billboard number-one singles "Keep on Movin'" and "Back to Life (However Do You Want Me)".

Friðrik Karlsson: Friðrik Karlsson is an Icelandic musician and songwriter.  He studied classical and jazz/rock guitar and had success with the group Mezzoforte in 1983 with the U.K. top 20 hit, "Garden Party".  He has contributed to the soundtracks of musicals such as Jesus Christ Superstar and Saturday Night Fever and to that of movies such as Evita and Hercules.  His TV work includes accompanying singers Madonna, José Carreras and Tom Jones.  Karlsson has also appeared on albums and singles from Boyzone and Cliff Richard, among others.  Karlsson has moved back home to his native Iceland,after living in London,where he among other jobs worked as a session musician playing guitar in the musical Jesus Christ Superstar.  He has released numerous new-age and relaxation music albums known as "The Feel Good Collection".  In 2014, Karlsson also played as session musician for Kate Bush's first live performances in 35 years, playing guitar for 22 dates.

Supporting paragraphs: What I Want (Daughtry song) Slash (musician)
Answer: British-American