I'm super fussy about rap/hip hop myself. Most of the stuff I like is pretty old now. Eric B. & Rakim, Kool Moe Dee, early Busta Rhymes, even The Fat Boys.
This 80s sports medley with Kool Moe Dee, Young MC and KRS-One is great:
http://www.youtube.com/watch?v=NB1XLZUf60M
Young MC wins by a mile. Smoooooooth. :)