Last month the 14-year-old horn player David Pyatt from Watford won the coveted title Young Musician of the Year.
Tonight he will compete with talented young musicians from the Eurovision transmission area in the Concertgebouw in Amsterdam.
Sergiu Comissiona conducts open rehearsals with competitors from 16 different countries. The best will appear live in tomorrow's final.
The competitors are: David Pyatt (UK)
Julian Rachlin (Austria) Eliane Reyes (Belgium) Plotinos Midromatis (Cyprus)
Nikolas Szeps-Znaider (Denmark)
Jan Soderblom (Finland)
Henri Demarquette (France) Nicolai Schneider (Germany) Wibi Soerjadi (Holland)
Dearbhla Collins (Ireland) Domenico Nordio (Italy)
Leif Ove Andsnes (Norway) Jose Ramon Mendez (Spain) Henrik Peterson (Sweden)
David Riniker (Switzerland) Violeta Smailovic (Yugoslavia) Introduced by Humphrey Burton Production for BBC
ROSEMARY SADLER. ROY TIPPING