The project marks Smith's first major film since the infamous Oscars slap.
The May 2023 event will celebrate the work of the German-born couturier, who worked at Chanel, Fendi and Chloe and died in 2019.
Steve Martin has hosted four season openers, more than anyone else. But who is the most frequent musical guest on a season premiere?
Series creator Dan Harmon and six of its nine original stars will return for what started as a hashtag campaign following a joke from a season two episode.