Alan Jackson’s grandbaby is set to arrive in a few months. Many people have taken to social media to extend their congratulations to the country star and his family. Recently, the daughter of famous musician Alan Jackson shared joyous news with the public on her Instagram account. Mattie Jackson posted a carousel of images that revealed that she and her husband, Connor Smith, are expecting a baby boy this year. Pictures showed the excited parents embracing each other, with Connor lovingly wrapping his arms around his wife’s waist. Other images depicted Mattie holding her baby bump, a close-up …