Gregg Diamond Bionic Boogie was a disco music project led by American producer and songwriter Gregg Diamond in the mid to late 1970s. Diamond's distinctive style combined funk, soul, and disco elements to create a unique blend of dance music. The project is most remembered for the 1977 hit "Hot Butterfly," which was sung by a pre-solo fame Luther Vandross. Despite its relatively brief existence, Gregg Diamond Bionic Boogie left a significant imprint on the disco era and influenced the evolution of dance music in the following decades.