An old outback postie is due to retire and takes his young replacement along on the mail run to get him familiar with deliveries.

They drive up a dirt track to a farmhouse, The old postie tells the young guy to leave the mail on the kitchen table.

The young guy enters the farmhouse, and puts the mail on the kitchen table, as he turns to leave he hears strange noises coming from the loungeroom.

He takes a peek through the door and sees a man and woman,
The woman is holding an alarm clock in one hand and playing with her **** with the other.
The guy is sitting in a chair pulling himself and holding an umbrella.

The young guy runs back to the van to tell the old guy what he's just seen, the old guy says 'Don't worry about it they're deaf and dumb ... She's just telling him 'It's time to milk the cows' and he's sayin 'Go and get f***ed, It's raining outside'