In the early 1990s, he became involved with Serbian paramilitary leader Željko Ražnatović "Arkan", whom he knew since childhood.
Željko Joksimović | Željko Ivanek | Željko Čajkovski | The Best of Željko Joksimović | Željko Ražnatović | Željko Obradović | Željko Malnar | Željko Lukajić | Željko Kalac | Zeljko Joksimovic | '''Željko Jerkić''' (speaking), at the Conference on Facilitating the Entry into Force of Comprehensive Nuclear-Test-Ban Treaty | Zeljko Ivanek | Željko Blagojević |