Listen to Illusion on this one. Don't let it get to you, simply walk into your local RCMP, or Municipal PD detachment, and explain the situation. If your friend will give you the receipt, and cooperate it would be even better. Stay calm, and do the right thing. As a "responsible" member of the Airsoft community action should be taken. If he is an ASC rep, then he'll be dealt with on this end as well, by the admins.
CAPTAIN HOLT: We should toilet paper their houses...
DETECTIVE DIAZ: ...With rocks.