My Three Sons (1960)

S12E8 Proxy Parents

Chip and Polly Douglas, a young couple without children, unexpectedly become temporary guardians for a group of kids, including triplets, while Katie heads to Peru for a weekend getaway with Robbie. At the same time, Steve, Barbara, and Charley embark on a camping adventure, but Steve soon discovers that Barbara isn’t quite the outdoor expert he imagined.