"What?" said Lancelot.
The nurses were by now quite accustomed to the constant presence of two knights of Camelot. The nurse with the thick Staten Island accent understood immediately what Percival was asking her to do.
"Well, duh!" she said. "What took us so long?"
It took some jerry-rigging, but in a few minutes they had the Grail set up to keep the Fisher King on a constant IV drip of holy water.
The nurse looked the arrangement over and nodded in approval. "It's kind of a Rube Goldberg device, but it'll get the stuff into his kidneys, all right."
Percival laughed. "Chretien de Troyes never saw that one coming."