Dirt was flying back and forth in a New York City courtroom where attorneys from Macy's (NYSE:M) are battling with their counterparts from J.C. Penney (NYSE:JCP) and Martha Stewart Living Omnimedia (MSO) over a breach of contract claim. Though most of the bantering was over the finer points of the Macy's-JCP shops contract, evidence on e-mails sent out by JCP CEO Ron Johnson delivered an interesting anecdote. When push comes to shove at the retailer, it appears RJ talks strategy with Bill Ackman.