It's a symbol of power and respect, handed down from father to son. I suppose it's no stranger than a rabbit's foot, just bigger. The heart of the day is presentations by communities. Each of the twenty or so groups has written a song for the occasion. They sing in spontaneous four-part harmony.
Groups use drama to demonstrate what they are doing in their villages.
The funnier the skit, the better. The actors are confident, never breaking out of character. The audience is literally at the edge of their seats, leaning forward in anticipation of the next laugh. The scenes are chaotic. The crowd gets the gist quickly, and supplies their own dialogue.