(:linebreaks:)
http://jamietuohy.com/2012/10/13/celebrity-accent-changes-jamie-tuohy/

https://www.youtube.com/watch?v=1hrA9-6o4tI

http://en.wikipedia.org/wiki/New_York_City_English

http://ci.nii.ac.jp/naid/40001970941

http://books.google.co.jp/books?hl=ja&lr=&id=bJdKY0mZWzwC&oi=fnd&pg=PA40&dq=new+york+english+accent&ots=XUs-yfpoHP&sig=YFV2bNzboQDo7xCio2mw4AQFld8#v=onepage&q=new%20york%20english%20accent&f=false

New York accents youtube https://www.youtube.com/watch?v=1hrA9-6o4tI

Try these too:
http://www.newyorker.com/magazine/2005/11/14/talking-the-tawk
http://books.google.co.jp/books?hl=en&lr=&id=bJdKY0mZWzwC&oi=fnd&pg=PA40&dq=new+york+english+brooklyn&ots=XUq6BlvpCN&sig=OE3wNkzTYQyPKWAHg2vHaT8kWdE#v=onepage&q=new%20york%20english%20brooklyn&f=false (this is in the article above)
http://nypost.com/2010/02/06/why-the-classic-noo-yawk-accent-is-fading-away/

http://www.statemaster.com/encyclopedia/New-York-dialect

good info about Manhattan
http://tvtropes.org/pmwiki/pmwiki.php/Literature/GossipGirl?from=Main.GossipGirl 
http://www.qaster.com/q/456888512508600320/Has+anyone+else+ever+noticed+that+everyone+in+Gossip+Girl+is+from+New+York+but+nobody+has+a+New+York+accent 
Josh Schwartz created "The O.C.," and much of "Gossip Girl" is like California teens transplanted to New York. Kids hang out, go to concerts, party in stretch limos, smoke reefer. Guys and girls are beautiful, styled and coiffed, but virtually every detail is wrong, from accents to hair to clothes.
http://www.thecityreview.com/gossipgl.html 
http://princessdistress.blogspot.jp/2012/09/morning-wood-desmond-harrington.html 
http://lifestyle.inquirer.net/2508/stalking-ed-westwick 

all in the family
https://www.google.co.jp/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=all+in+the+family&tbm=vid