Kevin, the son of the former owner, and Tiffany, the daughter of the current owner, team up to manage a hair salon/day spa, in this spinoff of "One on One."Kevin, the son of the former owner, and Tiffany, the daughter of the current owner, team up to manage a hair salon/day spa, in this spinoff of "One on One."Kevin, the son of the former owner, and Tiffany, the daughter of the current owner, team up to manage a hair salon/day spa, in this spinoff of "One on One."