Noun
hysteria - A state of extreme excitement, fear or anger in which a person, or a group of people, loses control of their emotions and starts to cry, laugh, etc.

There was almost mass hysteria when the band played their final song and some in the crowd rushed towards the stage.
mogul - An important or powerful person, especially in the motion picture or media industry

With her universal name recognition, massive personal fortune, and successful television shows and movies, Oprah Winfrey is considered one of the biggest moguls on Earth.