Quote from : The Titan's Curse Book

He cleared his throat and held up one hand dramatically. He grinned at us, waiting for applause. "That last line was four syllables.” Artemis said. Apollo frowned. “Was it?” “Yes. What about “No, no, that’s six syllable, hhhm.” He started muttering to himself. Zoe Nightshade turned to us. “Lord Apollo has been going through this haiku phase ever since he visited Japan. Tis not as bad as the time he visited Limerick. If I’d had to hear one more poem that started with, “I’ve got it!” Apollo announced. “ That’s five syllables!” He bowed, looking very pleased with himself.