Article continues below advertisementDonna Kelce is excited for her son to walk down the aisle! After Travis Kelce and Taylor Swift announced their engagement, the proud mom updated her Facebook cover photo to celebrate the couple.Article continues below advertisementSource: Donna Kelce/FacebookDonna Kelce updated her Facebook cover photo after the pair's engagement news went viral. Article continues below advertisementShe posted a collage of baby pictures of both Travis and Taylor.