What is Shizzle Nizzle?
A variation of the the Shiznit, to mean something is the goddam best of the best, when shiznit just wont do.
ie:
Mik: I met this great girl, she is the shiznit, no wait, she is the ultimate shizzle with the nizzle!
fuck or shit
"ohh shizzle nizzle, i did it again!"