jermain defoe scored stunning volley as sunderland beat newcastle 1-0 .
tim krul sportingly greeted defoe at half-time in wear-tyne derby .
toon stopper hit back by stating defeat hurt him as much as any toon fan .
dutchman also claims what he said to defoe could n't be repeated on tv .
dick advocaat proud of his sunderland team and fans following win .
defoe hailed his volley as one of the finest goals of his career .