Lukas Kaiser has made an amusing moshup/remix of Kramer's Racist Rant(™), and some clips from Seinfeld.
Found via Gawker, Complex
Also, here's a post with "Kramer's" apology on Letterman, which is fascinating in its own right, for the studio laughter, and his subsequent vehemence in trying to express ... I don't know what he was trying to express actually.
Kramer Is A Racist ... Remix [LukasKaiser]
Michael Richards Apologizes to Afro-Americans For Force-Field Of Hate [Gawker]
Ku Klux Kramer [TAN]