"GMA" star Robin Roberts praised for unceremoniously coming out -- until an unexpected controversy emerges ... why would someone who's been so open about her life hide a 10-year relationship? Plus, was rap mogul Jermaine Dupri a victim of rapper profiling during a crazy run-in with cops? DJ Mr. Mauricio -- who was with Jermaine -- joins us to give an inside look at the incident. And, Britney Spears finally kicked off her Vegas concerts -- we had a few staffers in the audience who know things no one else does ... including why Katy Perry wasn't impressed.