I've never liked the preconception that DJ's hate taking requests. Sometimes they'll be good, sometimes they'll suck but let me know more acutely what kind of crowd I'm working with, and sometimes there's a $20 bill handed over.
That said, take a listen to this track. Morsy (NYC) just gave it to me while he was down here this past week.
Andre Harris - 10 Things Not To Say To A DJ
And a li'l bit more: