1. Two line stand facing each other and become teams.
2. One player from each team, at opposite end of the line, taunt each other by bowing and calling out “Hagoo”
3. The player then walk toward and past each other without laughter or smiling, while the teams attempt to make the passer by from the opposite team burst into laughter.
4. If a player should crack a smile, they join the line of their opponents.
5. The game ends when there is only one team left, or everyone is laughed out.