Somme Shines at Sundance Executives from Somme Institute mingled with stars and film VIPs at the annual Sundance Film Festival held in Park City, UT. Celebrities including Sienna Miller, Tara Reid, Regina King, Dream de Matteo, Molly Shannon, and Heather Graham sampled the skin care line, which is knows for its 5-Step skin regimen. Sundance organizers supported the brand by introducing Somme executives to celebrities and allowing the company to display the products in the center of the interview room.