public static MaplePacket facialExpression(MapleCharacter from, int expression) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();
        mplew.writeShort(SendPacketOpcode.FACIAL_EXPRESSION);

        mplew.writeInt(from.getId());
        mplew.writeInt(expression);

        return mplew.getPacket();
    }