Hancock takes out a murder mystery book from the library but finds the last page missing. Hancock turns detective to find a complete copy of Lady Don't Fall Backwards.
Sid has fallen in love with a bus conductress and asks Hancock for advice. Hancock and Sid take a ride on the number 93 but the course of true love never did run smooth.
Hancock's new sideline is babysitting - he and Sid can be paid to eat, drink and watch television in comfort. Their first house has the latest technology, food, drink and cigars, and a loudspeaker to hear the baby. What can go wrong?
Hancock is receiving a steady stream of hate mail in the post - but who is the culprit? He gets a huge surprise when he takes the problem to the police.