Paddy comes home unexpectedly and finds his wife in bed with his best friend, Seamus.

He's so upset that he runs to the bedside table, takes out a gun and points it at his own head.

'I can't take this,' he cries. 'I'm going to shoot myself.'

At this, his wife bursts out laughing. 'I don't know why you think that's funny,' says Paddy. 'You're next.'