Do not kick fans in front of you, but if you accidentally do, apologize. Do not yell profanity at players or officials. Getting drunk is not acceptable. Occasional booing is in the spirit of the game, but continual loud booing can be very offensive Yelling instructions to children during Little League, or any game for that matter, can be taken in the wrong way intended. Sporting events should be fun and healthy entertainment.
Dress pants are acceptable.
Make a low bow or fall to one knee. Take the Pope's hand and kiss his ring if you are Catholic. Take and shake the Pope's hand if you are not Catholic. Accept the queen's offer of a handshake and conversation if she's willing. Do not show the queen your back and leave the room only after the queen does.