Gordon notices an incoming rainfall, while Forgetful Jones tries to remember what he was supposed to get when the rain hits. He thinks he needs his lawnmower to cut the newly-refreshed grass, then a bucket to unflood the basement if the stream behind the ranch overflows. He finally realizes he needs an umbrella to stay dry, but remains standing in the rain anyhow - he's forgotten where is umbrella is. (thetvdb.com)