some of us are in the gutter, but we're looking at

Here's Charlie, a neighbourhood cat, up on the roof of the steading next to our house. We can't decide whether he's just trying to get to know the squirrels, or whether he's staking out the nesting box on the tree for rich pickings in a few weeks. Whatever, Matthew and his faithful mutt, Molly, have prepared a routine to scare him away.