The lyrics "Bert gedəndi qaqaş" (meaning "Bert is going, brother/bro") is a colloquial expression from the song (The People of Nakhchivan). In this context:
The phrase you shared refers to a specific cultural and musical moment in Azerbaijani folk-pop, particularly associated with the singer and his song "Naxçıvanlılar." Context and Meaning Mehemmed Feda Ehtiram Bert Gedendi Qaqas
: A widely played military departure song in Azerbaijan. The lyrics "Bert gedəndi qaqaş" (meaning "Bert is