It seemed weird calling a teenager 'sir' but I'd learned to be careful with immortals. They tended to get offended easily. Then, they blew stuff up. - Rick Riordan

"Safety from what? Who's after me?"
Oh, nobody much," Grover said, obviously still miffed about the donkey comment. "Just the Lord of the Dead and a few of his blood-thirstiest minions.

Gods of Olympus.” Piper stared at Leo. “What happened to you?”
His hair was greased back. He had welding goggles on his forehead, a lipstick mark on his cheek, tattoos all over his arms, and a T-shirt that read HOT STUFF, BAD BOY, and TEAM LEO.
“Long story,” he said.

"I'm the Super-sized McShizzle, man!" Leo said. "I'm Leo Valdez, bad boy supreme. And the ladies love a bad boy."