in 2010, dante falconeri (dominic zamprogna), then known as dominic, was found out to be sonny's son from his short-lived relationship with kate's cousin, olivia. sonny and kate have a conversation about kate's knowledge of dante and the fact she kept it from him since they were teenagers. kate also acknowledges she finally knows that they were never meant to be, with sonny nodding his head in agreement. it is also implied sonny doesn't hold a grudge that kate didn't tell him about dante.