He died nearly 20 years ago and now, he's been fired, so to speak. Orville Redenbacher popcorn is no longer the title sponsor of an annual festival in Valparaiso where Redenbacher developed the popcorn that made him famous. ChicagoLand Popcorn has become the title sponsor of the 36th Popcorn Festival taking place in September. ChicagoLand will offer about 50 flavors of popcorn at festival tents. It plans to open a popcorn flavor superstore in Hobart this month.