All That Buzzes Ain't Bees - S5.E16

Uncle Joe's latest scheme has him keeping bees, hoping to make a fortune selling honey. Joe borrows $25 from Steve, money that Steve and Betty Jo had set aside as mad money. This leads to problems between Steve and Betty Jo, who made a pact to tell each other everything. Kate helps Steve and Betty Jo weather this minor storm. Uncle Joe discovers that what he thought were bees are actually hornets and they have infested the hotel. While the hotel is being fumigated, everyone stays at Steve and Betty Joe's house. This indirectly solves a problem that the couple were having.