Forte di Quattro

Forte di Quattro, also known as FDQ, was formed during the first season of the competition show Phantom Singer and they were the winning quartet. The four members had separately auditioned for the show. They conceived the name to display their intentions of showing the "strength of four", as their name means in the Italian language. As the winning quartet, they won an exclusive contract to promote together for a year.

Ko Hoon-jeong had studied voice at Kyung Hee University but chose to pursue a career in musical theater.^[3] Kim Hyun-soo and Son Tae-jin were already acquainted as undergraduate voice students at Seoul National University's famed College of Music.^[4] Lee Byeo-ri, then working in the theater industry, is the only member without any formal training in singing but had experience as an amateur singer with various vocal groups.^[5]

On May 18, Forte di Quattro released their debut album Forte di Quattro.^[6][7] They embarked on a nationwide tour, performing at seventeen cities around the country.^[8] Following the success of the debut album, a repackaged edition was released in October.^[9]

On November 21, they released their second full-length album Classica.^[10] This was followed by another nationwide tour from the album's release until the end of December.^[11] Compared to their debut album Classica was much more rooted in classical music and notably sampled melodies from the works of Rachmaninoff, Tchaikovsky and Bizet.^[12]

Each member resumed their respective solo activities under different agencies. Go returned to musical theater while Kim and Son became solo artists and have occasionally returned to performing classical repertoire with other fellow Phantom Singer contestants.

En abril de 2018, el cuarteto actuó en el extranjero por primera vez, haciendo su debut en Japón. Actuaron en el Bunkamura de Tokio, conocido como la sede de la Orquesta Filarmónica de Tokio . ^{[ 13 ] [ 14 ]} Al mes siguiente, realizaron una serie de conciertos en Seúl y Busan junto con los ganadores de Phantom Singer 2 , Forestella , cuyos miembros ya conocían antes de Phantom Singer 2. [ ^{15 ] Para} celebrar la ocasión, grabaron y lanzaron un sencillo digital, una nueva versión del éxito de Renato Zero , "L'impossibile Vivere".

Desde 2019, Forte di Quattro ha ofrecido una serie de conciertos de verano e invierno. Los conciertos de verano "Unplugged" fueron concebidos para mostrar las habilidades vocales de cada miembro y actúan en una sala de conciertos sin micrófonos. ^{[ 16 ]} Los conciertos de invierno "Notte Stellata" cuentan con el acompañamiento de una orquesta completa.