Be strong, say NO

[Thryleon]

All we need to do is spruik the message that supporters are always welcome at the Carlton Football Club, and his presence has no bearing on the operation of the coaches box.

Problem solved, try and attack that.  Even if you do it with an on field result, we will simply point to the opponent being better on the day and we know where we are at, and that we have a lot of work to do...