The Big 4: Live from Sofia, Bulgaria

As a concert documentary featuring four legendary metal bands, the audience's emotional responses are dominated by high energy and positive feelings. Excitement, joy, and happiness are paramount, driven by the live performances and the historic nature of the event. Viewers experience a strong sense of awe and satisfaction from witnessing these 'giants' share the stage. Nostalgia is also a significant emotion for long-time fans, along with love for the music and inspiration from the musicianship. Anticipation for each band and song contributes, while negative or complex emotions like sadness, fear, or anger are minimal, reflecting the celebratory atmosphere.