Drake & Jay Z They Got Beef ... Over Picassos, Baby

3/26/2014 12:02 AM PDT

Jay Z and Drake are making history with their new feud -- which has to be the world's first rap beef over high-priced art work -- and now their friend Rita Ora has to pick a side.

Yep, it's official ... Basquiat and Picasso are tearing them apart.