Steve Lacy appears to have inadvertently revealed a major detail about “Spider-Man: Brand New Day” during a red carpet interview. Multiple outlets report that the slip-up occurred on a livestream connected to the premiere, where Lacy was speaking in real time. The reports characterize the moment as an accident or inadvertent disclosure rather than a planned announcement. Both sources reference the same core incident: Lacy’s comments seemingly include information that would function as a notable character-related reveal for the upcoming film. Because the livestream is immediate and not edited afterward, the remarks spread quickly and were noted by media coverage focused on potential spoilers. The outlets emphasize that the content may contain spoilers, indicating that the disclosed information goes beyond general promotional discussion. No additional verified context is provided in the shared excerpts beyond the occurrence of the red carpet livestream slip-up and its relevance to a major character reveal.