Rennae and Caitlin talk DOs and DON’Ts for 2025, shout out Coco Gauff for carrying the US to victory in the United Cup, applaud the WTA for taking a firm stand in the Elena Rybakina coaching conflagration, and scratch our heads at Nick Kyrgios latest foolishness.  Plus: a sit-down with e.l.f. CMO Kory Marchisotto on putting money where it matters in women’s sports.