Both dances were greatly influenced by Saturday Night Fever starring John Travolta.
In various regions, it is also known under different names: disco hustle, swing fox, disco swing, and rock fox.
It is danced with various types of single and double handhold.
The beginner's count of the basic step is "step-step-tap".
Advanced dancers use the hustle-style split-beat four-step basic (still occupying 3 beats of music), counted variously: (1,2, & 3), (1,2, a3) (1,2, 3&), (1,2, 3a).