Carrie Underwood had reason to celebrate over the weekend and made sure to tell her fans.MORE: Country star Carrie Underwood announces celebratory news with her fansThe country star is used to travelling the country for work, but on Saturday it was extra special as she was back in her hometown of Oklahoma.Taking to Instagram, the award-winning singer shared a series of photos of herself performing on stage, alongside a heartfelt message. VIDEO: Carrie Underwood shares special message for her