3: 2, male 3, female 2, because the songs to be sung at the party are all those with high passion. If the male voice is louder, the female voice will sing along with the song. Usually it doesn't matter if the conductor looks for someone with ADHD. The action range is bigger, exaggerated. Most people don't know the action of the conductor. Just find a loud lead singer and shout. The chorus will cover up some noise together, and the chorus will shout loudly. I'm sure to win the prize. Dress neatly and don't need anything special. If possible, everyone wears the same suit, red coat, black background and casual shoes, because no one will pay special attention.