If Superbad 2 was to remain autobiographical, Seth and Evan would be successful filmmakers, and we already know that story. Plus, the pair must have injected themselves in some way in their many other films that have come out since Superbad. It would be fun to see Michael Cera, Jonah Hill and the gang reunite for a high school reunion of some sort though.
Article source: https://www.cinemablend.com/news/2552570/seth-rogen-reveals-thoughts-about-superbad-2-and-why-he-thinks-the-original-is-perfect