Joanna Gaines Just Shared the Cutest Throwback Photo of Her Wedding Day

Congratulations to Chip and Joanna Gaines! The Fixer Upper stars are celebrating their 15th wedding anniversary today, according to Joanna's heartfelt Instagram post. She shared an adorable black-and-white throwback photo from their wedding day, which shows a young Chip and Jo embracing above a "Just Married" sign. See the truly adorable shot below.