Vá»Âng cá» (, chữ Hán: , "nostalgia") is a Vietnamese song and musical structure used primarily in the cải lðáng theater music and nhạc tài tá» chamber music of southern Vietnam. It was composed sometime between 1917 and 1919 by Cao VÃÂn Lầu (performing name Sáu Lầu "sixth Lầu"), of Bạc Liêu Province in southern Vietnam. The song achieved great popularity and eventually its structure became the basis for numerous other songs. The tune is essentially melancholy in character and is sung using Vietnamese modal inflections.
The term vá»Âng cá» is used to mean: