<human>:  Who invented the dance cha-cha-cha?
<bot>: The cha-cha-cha was invented in Cuba in the 1930s. It was originally called the "cha-cha-cha-cha" and was danced to the music of the bandleader, Perez Prado. The cha-cha-cha-cha was a popular dance in the 1930s and 1940s, and was danced to the music of Perez Prado.