Project Runway Season 11 - Episode 7 on April 09, 2013 Autism Speaks Bill Kahl Chris Benz +5 Duck Brand duct tape Heidi Klum Project Runway project runway season 11 prom dress stuck at the prom Tim Gunn Autism Speaks Bill Kahl Chris Benz Duck Brand duct tape Heidi Klum Project Runway project runway season 11 prom dress stuck at the prom Tim Gunn