ABC is hoping Oprah's return to network TV brings in big ratings but Oprah's gain will her best friend Gayle's loss...
Oprah Winfrey is one of several celebrity subs covering for Robin Roberts on Good Morning America while Robin is on medical leave but it's pitting Oprah directly against her bff Gaye King on CBS This Morning.
Gayle famously left Oprah and her struggling OWN network for CBS last year [click here if you missed that].
