"Hey wise girl,bet you can't name my favorite color" Percy said while giving Annabeth a mischievous look. "Of course I can, seaweed brain" Annabeth scoffed, " everyone knows what it is!" "Okay then, what is it?" Percy asked. "Blue" She replied simply. "Actually, it's koral blue number 5" He smirked, flipped his hair (If you count trying to and failing miserably) and worked out leaving Annabeth starting wide eyed at the door.

This is from the book "Percy Jackson Jokes"