The cocaine found in Whitney Houston's hotel room has wide-ranging implications for the investigation ... and also for some people in Whitney's inner circle. We'll tell you who's breathing a sigh of relief. Also, now that Katie Couric is at ABC ... the battle between 'GMA' and "Today" is heating up -- and Harv knows which morning show anchor could be the biggest loser. Plus, why Kate Winslett is the coolest chick ever -- and your Mega Millions fantasies ... are a total waste of time!