John Cygan (April 27, 1954 - May 13, 2017) voiced Richard Clayton Kensington in Cars and additional voices in the Cars Toons: Mater's Tall Tales episode, Air Mater. He was the voice behind Stinky the garbage truck from Mater Private Eye. He also performed the voice of Twitch in Toy Story 3, Idle Threat in The Radiator Springs 500½, and Roy "Big Red" O'Growlahan in Monsters University. He passed away on May 13, 2017 at the age of 63 due to cancer. Don Rickles the voice of Mr. Potato Head also passed away a month before.