Anything to distract from the swirling headlines about him really and truly being Pootie's servant.
What he hasn't yet realized is that on a number of levels, his mudflinging is getting boring and repetitive. You play those games too often and it boomerangs (cf: "Cried Wolf, Little Boy who").
Everything goes out of fashion after a time, and these sorts of shenanigans will too. Sooner rather than later, I suspect. The public's tolerance is getting low.