The Yankees’ wives and girlfriends have been banned from trashing Kate Hudson after Page Six revealed there was coldness between her and Derek Jeter‘s squeeze, Minka Kelly. We told how low-key Kelly disapproved of Hudson’s antics including cheering wildly from the front row and smooching A-Rod all over town. A source said, “The Yankees told the girls to be careful who they spoke to about Kate. They are concerned about the ramifications for the players.”