The band 3uP was created by Antoni Donchev in March 2017 on a special occasion - The International Festival of Contemporary Piano Music ‘Pianissimo’. After the first highly acclaimed by the audience and critics concert, the group realizes a number of performances at all the major festivals in Bulgaria – Plovdiv Jazz Fest, Jazz Fest Ruse, Jazz in Burgas Festival, Appolonia Festival of Arts etc., also Jazzy Colors Festival in Paris, France. The trio creates an original music, composed by Antoni Donchev and Rossen Zahariev, which easily and skillfully handles the broad variety of forms in performing, and combines the versatility of jazz stylistics with contemporary classical music and folklore in all their aspects.