What does Edna think Wilbur and Velma did in the movie Hairspray?

In the movie "Hairspray," Edna believes that Wilbur and Velma are having an affair. She becomes suspicious of their interactions, leading her to think they are being unfaithful to their respective partners. This misunderstanding adds to the comedic tension in the film, highlighting Edna's insecurities and the dynamics of relationships.