A VJ, or Video Jockey, is a person who mixes and manipulates video content in real-time, similar to how a DJ mixes music. VJs often perform at live events, such as concerts and parties, where they create visual experiences by combining video clips, animations, and effects. Their work enhances the atmosphere and engages the audience, making the event more dynamic. VJs use various software and hardware tools to control their visuals, often syncing them with music. This art form has gained popularity with the rise of electronic music and festivals, where visual stimulation plays a crucial role in the overall experience.