Robin Roberts is no stranger to sharing happy news on social media and is renowned for her upbeat personality.And on Friday, the Good Morning America star was feeling incredibly grateful in a joyful new video posted on Instagram.In the footage, the TV star was captured on camera testing out the latest landmark in New York City – called Little Island.MORE: Robin Roberts and Michael Strahan delight fans in sweet new videoWATCH: Robin Roberts gives tour inside colourful home to mark special