The M.Z.K.Z. is an combination of the first letters of  Modre Higijene and Klub Zagon, the two projects that made the two version of the slovene song Otok, ki ga ni. The author of the lyrics is David Verlic, the authors of the music are Jakob Klemencic and Martina Furlan. The original version of the song was made in the year 1998 for the project Modre Higijene. The song was choosen for the television festival Melodije morja in sonca (Melodies od the sea and sun) and published in the compilation with the same name. Igor Masera made a video for the internet.

Ana Lapajne recorded new vocals for the song in 2002 for the compilation Pop / Rock brez drog (Pop / Rock withoud drugs). This project was made under the name Klub Zagon.

All the versions of the song were aviable online on Jamendo in January 2009.