The song that became Will Smith's first "Billboard" Hot 100 to reach number one is based around a sample of what?
Will Smith discography:  The third single from the album, "Gettin' Jiggy wit It", became Smith's first "Billboard" Hot 100 number one when it was released in 1998. Gettin' Jiggy wit It:  The song is based around a sample of "He's the Greatest Dancer" by Sister Sledge.
"He's the Greatest Dancer"