local msg = "Loot and pillage, bwahahaha!"
local autoinvite = CreateFrame("frame")
autoinvite:RegisterEvent("CHAT_MSG_MONSTER_YELL")
autoinvite:SetScript("OnEvent", function(self,event,arg1,arg2)
    if arg1:match(msg) then
        SendChatMessage("{square}{square} GALLEON SPAWNED!!!!!!!!!! RED ALERT MOTHERFUCKERS {square}{square}", "GUILD", nil, nil)
        SendChatMessage("{square}{square} WHISPER ME -> inv <- {square}{square}", "GUILD", nil, nil)
        SendChatMessage("WHISPER ME -> INV <- FOR GALLEON RAID, AUTOPROMOTE IS ON", "WHISPER", nil, nil)
        InviteUnit("Sakurako")
        InviteUnit("Ravengaar")
    end
end)

local f = CreateFrame("frame")
f:RegisterEvent("CHAT_MSG_WHISPER")
f:SetScript("OnEvent", function(self,event,arg1,arg2)
    if arg1:lower():match("inv") then
        InviteUnit(arg2)
    end
end)