The Andy Griffith Show - Season 4 Episode 31 Back to Nature Nip it in the bud!
Overview: While on a camping trip with Opie and his friends, Barney brags to Gomer about his outdoor skills and promptly gets them lost in the woods. When Andy finally does find them, he and Gomer hatch a plan to save Barney the embarrassment and prove to everyone what a mountain man he really is.