This iconic rhythm track has been the source of countless samples, imitations and duplications since it first appeared in 1977 and destroyed the dancefloors of the NYC discotheques. Now for the first time FK’s original edit is available as a high quality stereo recording direct from tape. You may now put away your bootlegs. Flip it over to find the long lost Walter Gibbons 'Battle Edit' of ‘Happy Song’ - check the drums!