Grover wore his fake feet and his pants to pass as human. He wore a green rasta-style cap, because when it rained his curly hair flattened and you could just see the tips of his horns. His bright orange backpack was full of scrap metal and apples to snack on. In his pocket was a set of reed pipes his daddy goat had carved for him, even though he only knew two songs: Mozart's Piano Concerto no. 12 and Hilary Duff's "So Yesterday," both of which sounded pretty bad on reed pipes.
Rick RiordanZoe readied her arrows. Grover lifted his pipes. Thalia raised her shield and I noticed a tear running down her cheek. Suddenly it occurred to me: this had happened to her before.She had been cornered on Half- Blood Hill. She'd willingly given her life for her friends. But this time she couldn't save us.
Rick RiordanI looked at Thalia. "You're afraid of heights." Now that we were safely down the mountain, her eyes had their usual angry look. "Don't be stupid." That explains why you freaked out on Apollo's bus. Why you didn't want to talk about it." She took a deep breath. Then she brushed the pine needles out of her hair. "If you tell anyone, I swearโ" No, no," I said. "That's cool. It's justโฆ the daughter of Zeus, the Lord of the Sky, afraid of heights?
Rick Riordan