Forro: Brazilian type of Music
The core of the classical forro group is a trio consisting of the zambumba, a triangle and an accordion, the forro is highly danceable...
https://worldhitz4u.blogspot.com/2013/12/forro-brazilian-type-of-music.html
The
core of the classical forro group is a trio consisting of the zambumba, a
triangle and an accordion, the forro is highly danceable, and it became one of
the foundations of the lambada in the 1980’s. The Luiz Gongzaga was the most
preeminent early from the forro music, and he was popularized in the genre in
Rio de Janeiro and Sao Paulo in the year 1940’s with the songs such as Asa
Branca.
source of picture: en.wikipedia.org