It is rude to disrupt other people at an event.
Anthony takes some fireworks with him to the outdoor concert.
Anthony wants to set off the fireworks.
Anthony moves away from the crowd, and up a small hill, to light his fireworks.
Anthony starts lighting the fireworks in the middle of a crowd of people.
Some people gather to watch the fireworks and Anthony makes some new friends to watch the show with.
People start to move away from Anthony and someone tells him that he is not behaving in a polite manner.