Who's the Boss? S04E13 - Another Single Parent

In Sam Angela's new neighbor Kelly has found a babysitter for her daughter Melissa. When Tony and Kelly are out once again and Sam wants to go to a concert, Angela takes care of the kid. As she did so, Melissa tells Angela that her dad called her once, though he, according to Kelly, is dead. On the basis of the circumstances Angela assumes that Kelly could have abducted Melissa from her father.