Trouble begins when Pa Biggs orders a shade tree from the local nursery and receives a two foot tall sapling instead.; Lucy jumps to conclusions and thinks her date is trying to get Herbert to substitute for him.; Peggy gives Binky an ultimatum about his embarrassing behavior, something Sherwood attempts to provoke for his own gain.; Peggy wants something poetic written in her graduation album and she wants it now.; Pa gets upset when nobody rushes to greet him when he gets home except the dog.; Allergy tries to con five cents out of his family.