Complex sentence: "Il faut danser Reggae" was a Reggae song out of the Disco trend of the time, it saw Dalida dancing in Leopard tight dresses in tropical style while surrounded by topless boys.
Split into simpler sentences: Il faut danser Reggae was a Reggae song out of the Disco trend of the time. It saw Dalida dancing in Leopard tight dresses in tropical style while surrounded by topless boys.