The expecting mother shared a touching tribute on Thursday to celebrate the couple's fourth wedding anniversary. She shared a picture of them walking hand and hand on a tropical beach from their honeymoon in St. Barths. The two tied the knot on August 13, 2016. In addition to being pregnant and celebrating their wedding anniversary, she has also started preparing for her 36th birthday next week. Plus, Kevin turned 41 last month... 'tis the season for celebrations!