Newcastle United poked fun at Sunderland after their 3-0 victory by posting a hidden message on the club’s website. Newcastle won their first Tyne-Wear derby since 2011 and they are certainly making the most of it after a dominant performance in a 3-0 thrashing of Sunderland in the FA Cup yesterday. After the game, the club posted their match report on their website with a secret message hidden in the first letter of every paragraph, spelling out some Geordie phrases. Newcastle make hilarious post after Sunderland gameIf the result wasn’t embarrassing enough, Sunderland fans won’t be too impre…