1. Three's a Crowd
Aired: 8/15/1973
Chrissy and Jo throw a farewell party for their flatmate Eleanor, who's getting engaged and moving out. The next morning, they find student chef Robin asleep in their bath. They're looking for a new flatmate and he's looking for somewhere to live, so the girls ask him to stay, but will their landlords, George and Mildred Roper, agree to the new arrangement?