Crapsical Musicians

I was just being apprised of a string quartet famous for performing with rappers (Osso), and it made me think...
Where are the bastard children of rap and classical music?

Crappers:
Ice Cubist
Chuck D Minor
Eazy E Major
Beastie Boys Choir sings "No Sleep Till Harlem"
Lil' Kim (the Korean violin prodigy)
Tupac: Piano for Four Hands, performing "Tupachabelle's Canon"
Dr. Doremi
The Suzuki Method Man

Craposers:
Steve RZAich
J-Zorn
Busta Brahms
Red Schumann
Scarlatti Face
Da Bussy
Run-DMC performs "U Bee Thoven"
Stravinskee-Lo performs "I wish (I was a little bit Mahler)"