According to a report by Comicbook.com, Marvel fans have reacted to Joe and Anthony Russo's message to Mark Ruffalo after the Avengers star accidentally leaked the title of the next Avengers film on the Late Show With Jimmy Fallon. Ruffalo, who previously leaked information accidentally ahead of the release of Avengers: Infinity War, asked Fallon to censor the slip-up, which he did, but still, the Russo brothers Tweeted simply, "Mark, you’re fired." Comicbook.