Hmm.
Perhaps it was Fabrizio that approached the Barzini family somehow (by mail maybe?) and told them Michael was with him. Seeing as he heard Mike himself say that there are people who would pay a lot for the information of who he was.
Sonny - Well then, business will have to suffer, all right? And listen, do me a favor, Tom. No more advice on how to patch things up, just help me win, please
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