with Mikis Theodorakis at his house - the day he gave me the sheet music of his 44-year lost Piano Concerto 'Helikon' in order to perform its world-premiere (15.12.2004) with the legendary Mikis Theodorakis and the famous Swiss conductor Robert Selitrenny 'Lisinski' Hall in Zagreb, Croatia - as a soloist with the Symphony Orchestra of the Croatian Radio and Television as a soloist with the Poznan Philharmonic Orchestra - Poland Boesendorfer Hall at the Mozart's House - Vienna (1) at the Mozart's House in Vienna as a soloist with the Vratza Philharmonic Orchestra, Bulgaria 'Gnessin College' - Moscow, Russia - as a soloist with the Moscow State Chamber Orchestra 'The Seasons' 'Glinka' Hall of the St. Petersburg Philharmonic - as a soloist with the Symphony Orchestra of St. Petersburg University as a soloist with the Nis Symphony Orhestra (Serbia) State Grand Concert Hall named after Salikh Saidashev - Kazan, Russia - as a soloist with the Kazan State Chamber Orchestra 'La Primavera' Performing Khachaturian's Piano Concerto 'Evmelia' V Festival - Volos, Greece 'Bridgewater Hall' -Manchester UK - as a soloist with the Stockport Youth Orchestra 'Exoraistiki' Hall - Volos, Greece - as a soloist with the Martinu Chamber Orchestra as a soloist with the Sofia Philharmonic Orchestra - Bulgaria 'Evmelia' VI Festival - Agria Volos, Greece Festival 'Craiova Musicala- Craiova, Romania 'Bertramka' - the Mozart Museum in Prague - as a soloist with the Kocian Quartet as a soloist with the Thessaloniki State Symphony Orchestra - Greece Vienna - Musikverein's Golden Hall Prishtina , Kosovo Oratorio di San Cristoforo - Piacenza, Italy - as a soloist with the Chamber Ensemble 'I Solisti Ciampi' Rector's Palace 'Atrium' - Dubrovnik, Croatia - as a soloist with the Dubrovnik Symphony Orchestra