Robin Roberts and Michael Strahan have the sweetest friendship and this was evident in a new backstage video posted from the ABC studios this week.READ: Robin Roberts shares bittersweet message as she asks fans for supportOn Tuesday, Robin took to Instagram to take her followers on a tour behind-the-scenes of the Good Morning America studios during an ad break.As well as introducing everyone to the crew backstage, Robin also gave Michael a special mention, all while Dolly Parton's Jolene played