i thought that was one of the most utopian scenes i had ever encountered in music. >> mancuso is one of the guys who took the art form of playing the records and how he curated the records. >> he may play an isaac hayes record. he may play a salsa record. it wasn't so much about a style as it was an an aesthetic of music. >> you can go up and down. you can get high. and stay here all night. >> why are people dancing again? i wish i knew. but i'm glad it's happening. ♪ >> what we now know as disco really starts with a band called the tramps. the drummer, earl young, invents the idea with eight on the high