Jacky participated as a songwriter in the prestigious USA Songwriting Competition (32,000 participants) in 2004 and became 3rd finalist in the category Worldmusic with a Greek song: Mavra, griza ke thola?.
In 2005 he was the WINNER of the United Kingdom Songwriting Contest with the song: Yo Marina Banana? In the USA songwriting Competition 2005 were he ended at the 20 honourable indications with the number Yo Marina Banana. There were no less than 33700 entries! In 2006 he won the 'Muse of Sabam' for his whole oeuvre.