Matty Simmons, the producer of the popular Vacation series and Animal House, has died at 93 from natural causes.The legendary movie producer's daughterKate Simmons confirmed the news in a heartfelt Instagram tribute with a snap of him sitting on a chair with his name emblazoned on the back on set.'Yesterday I lost my hero,' Kate Simmons wrote on Instagram on Thursday. 'My dad had gone from the sharpest, healthiest 93 year old most people have encountered to abruptly having every imaginable issue except corona.' A legend: Matty Simmons, the co-founder of National Lampoon magazine and producer of Animal House has died at 93'He wrote like nine books and could finish a novel faster than I’ll probably finish this post,' she joked after praising.