"Keith was just bringing the glass to his lips when Adrian said, "Mmm. O positive, my favorite." Keith sprayed out the wine he'd just drunk and promptly started coughing. I was relieved that none got on me. jill burst into giggles, and Clarence stared at his glass wonderingly. "Is it? I thought it was a cabernet sauvignon." "So it is," said Adrian, straight-faced. "My mistake."