Ohio sisters Annie Johnston and Chrissy Knott made headlines when they both gave birth to a set of twins on the same day, in the same hospital. Two matching sets of siblings, to a set of sisters? It’s just unbelievable!But what really blew people’s minds was not the fact that the parents were sisters. Because the truth was, these babies had the same father. So just what was the real story behind this amazing occurrence? Let’s take a look at the incredible truth of what really happened.