With her marriage breaking up, Beverly Hills housewife Phyllis Nefler boosts her self-esteem by leading a local troop of Wilderness Girls. Although Phyllis' version of roughing it is spending the night at the Beverly Hills Hotel, that suits her privileged troop members just fine. Unfortunately, when Phyllis falls afoul of a rival leader, the girls are threatened with having their group dissolved -- unless they can prove their wilderness skills at the annual jamboree.
I think this could be remade easily with modern elements and trimming out some of the things that didn't age as well.