Groovy / かっこいい

The term is often applied to musical performances that make one want to move or dance, and enjoyably "groove" ...
source Wikipedia - Groove

Folk music for the Folks

In Bulgarian Thracian Folk music, playing with a particular rhythmic pattern is the key to the heart of the listener. Most often dancing to the "Groove" continues for hours. Listen to some masterpieces that are aligned to carry it on.