Oprah Winfrey Among Subs for Good Morning America’s Robin Roberts Jillian Bowe August 30, 2012 ABC, Celebrity, Comings & Goings, Good Morning America, Modern Family, News, TV 1 Comment Get ready to wake up to Oprah in the morning. The Mighty O has been listed as one of several celebrity co-hosts tapped to sit in at Good Morning America, with Robin Roberts having temporarily departed the show for medical leave. While Roberts is out, Winfrey,Katie Couric, Barbara Walters, Diane Sawyer, Chris Rock, Rob Lowe, Kelly Ripa, the entire cast of Modern Family and other surprise guests will fill in. An emotional Roberts told viewers: I'm having to move up my schedule. I am very blessed. Forty percent of Americans can't even take a sick day, and here I know that I'm going to have a job when I come back.