The constant repetition of "Gram ne ti puka" serves to emphasize the protagonist's frustration and disbelief at the ex-partner's coldness.

If you are writing a paper or a critique of the song, you might consider these "solid" talking points:

Typical of Boris Soltariiski's work with the "Ku-Ku Band," it blends modern pop rhythms with traditional Balkan melancholic melodies.