Quote from : The Battle of the Labyrinth Book

My mother made a squeaking sound that might of been either "yes" or "help". Poseidon took it as a yes and came in. Paul was looking back and forth between us, trying to read our expressions. Finally he stepped forward. "Hi, I'm Paul Blofis." Poseidon raised an eyebrow and then shook his hand. "Blowfish, did you say?" "Ah, no. Blofis, actually." "Oh, I see," Poseidon said. "A shame. I quite like blowfish. I am Poseidon." "Poseidon? That's an interesting name." "Yes, I like it. I've gone by other names, but I do prefer Poseidon." "Like the god of the sea." "Very much like that, yes" "Well!" My mother interrupted. "Um, were so glad you could drop by. Paul, this is Percy's father." "Ah." Paul nodded, though he didn't look real pleased. "I see." Poseidon smiled at me. "There you are, my boy. And Tyson, hello, son!" "Daddy!" Tyson [shouted]... Paul's jaw dropped. He stared at my mother. "Tyson is..." "Not mine," she promised. "It's a long story.