Crystal gem bed chem

After losing yet another battle to the big fat diamonds the crystal gems have slipped into a deep depression. Unable to help the people of beach city, they can't seem to find purpose in getting up every morning. One day peridot and lapis come over to cheer them up, peridot has been doing a fair amount of research on humans, trying to find ways to bring happiness and hope back to the crystal gems when she stumbles across an idea, a group activity humans do to bring relief, relaxation and pleasure to all involved...