Then he went to Sayat-Nova Musical School, where he learned how to play piano and trumpet.
Hayko started his music career in 2001, when he founded the Hay Tgheq group with Misho.
Together they released two albums, eight music videos, and held concerts in Armenia as well as other countries.
[4] On May 15, 2012, a song named AntiSystem was uploaded on HT Hayko's YouTube Channel.
The song also talked about the dismissing of Suren Zolyan as president of Yerevan State Linguistic University, which was protested by hundreds students.