Just as he was finishing the job, he looked up to see said dog hanging helplessly by his collar, having tried the Great Escape but failing to realise that he was still attached at the other end! Luckily, it had only just happened and he was able to rescue the silly mutt and no harm was done.
However, had Paddy been a cat, he would definitely have used up one of his nine lives.
You see! You can't leave 'em alone for five minutes!