Thank God It's Friday, Again

During an excursion to the planet Skykar, D'Argo decides he no longer wants to travel on Moya, but become a harvester of Tannot root like all the drone-like inhabitants of the planet. While on the planet trying to convince D'Argo to return, Rygel ingests large quantities of the root, which causes all of his bodily fluids to become deadly explosives. (imdb)