When you call the Nelson house, and you hear the busy signal, it means one of four things... David is talking to a girl, Ricky is talking to a girl, Ozzie is talking to the phone company about the bill, or Harriet has finally gotten hold of the phone! The show opens with Harriet giving her friend, Clara Randolph, some advice. Ozzie tries to interrupt because he thinks she shouldn't be giving advice to people...