What happens when you walk down the street in a set of Spider-Man tights?

Not much! At best, you'd get a better turnout! Cosplayers are everywhere these days.

Spider-Man is a Marvel Comics superhero created by writer Stan Lee in collaboration with artist Steve Ditko, who made his debut in the August 1962 issue of Marvel Fantasy #15, and because of his popularity, began to have one-shot comics featuring himself a few months after the start. His real name is Peter Benjamin Parker (Peter Benjamin Parker), was originally an ordinary high school student, then accidentally bitten by a radioactively infected spider, acquired spider-like superpowers, and since then in the guise of Spider-Man to guard New York.