Season 1, Episode 9 - Watch bonus footage of runway judging of Jerell Scott from "Project Runway All Stars" Season 1 Episode 9. The remaining All Stars are confronted with their toughest challenge yet; use lighting technology to create an avant garde design. The lights are dimmed for a Runway show unlike ever seen before! Guest judge is music legend Pharrell Williams. Episode air date: 3/1/2012.