[1] In 1972, he was a forming member of Pop Mašina, later that year he moved to Siluete, and finally to YU Grupa.

[1] With Zebra he recorded the album Kažu da takav je red (They Say That's the Way It Should Be, 1979), on which he played drums and keyboards and sang.

[1] The album featured Đelmaš on vocals and drums, Zoran Nastoski of the band Magično Oko on vocals, Laza Ristovski on keyboards, Đelmaš's former bandmate from YU Grupa Bata Kostić on guitar, and Lola Andrijić on bass guitar.

[1] The lyrics were written by Đelmaš's former bandmate from Zebra Anka Lazarević, who also sang backing vocals on the album.

[1] Although he started his career when he was 45, he had moderate success, ending every race among top five drivers (although never winning a first place).