Gregory Oliver Hines was an American dancer, actor, choreographer, and singer. He is one of the most celebrated tap dancers of all time. As an actor, he is best known for Wolfen (1981), The Cotton Club (1984), White Nights (1985), Running Scared (1986), The Gregory Hines Show (1997–1998), playing Ben on Will & Grace (1999–2000), and for voicing Big Bill on the Nick Jr. Channel animated children's television program Little Bill (1999–2004).

Tap dance is a form of dance that uses the sounds of tap shoes striking the floor as a form of percussion; it is often accompanied by music. Tap dancing can also be a cappella, with no musical accompaniment; the sound of the taps is its own music.