 Later, Luka reached success in the Croatian Radio Festival in 2006 singing together with Lana Jurčević the hit song "Prava ljubav" (True love); it soon reached the top of almost all Croatian music lists.In Light Music Festival, Split 2006, he presented the song "More" (The Sea) for which he won the Golden Sail.After the first final evening of the festival, the audience placed him first and in the superfinale, the audience placed him third overall.