CHI is kicking off its #GoCurly / #GoStraight campaign to celebrate the launch of two new tools, the CHI ARC and the CHI G2. The campaign features Olivia Culpo, Miss Universe 2012, urging fans to #GoCurly with the CHI ARC automatic rotating curling iron, while Nathalie Den Dekker, Miss Universe Netherlands 2012, shows off her smooth, sleek style to encourage fans to #GoStraight with the CHI G2.