My cats learnt to punch the window to attract the attention of passing cats.

[Fluffycloudland77]

I'm doomed aren't I?

You always were. Have you thought about taking up glazing as a part time hobby? It can only be a matter of time.

I'll do stained glass, smaller panes would be easier to replace. It's freaked us both out a bit really.

The cats not meant to be that intelligent.