She captioned the post by writing, "baby blues." The post garnered more than 3 million likes and scores of fans chimed into the comments section and left red heart and fire emoticons.
Caitlyn has children Burt, 42 and Cassandra, 40, with first wife Chrystie Crownover, and Brandon, 39, and Brody, 37, with second spouse Linda Thompson. Caitlyn also has Kendall, 25 and Kylie, 23, with third wife Kris Jenner