age 14

Grover: The dam snack bar?

Zoë: Yes. What is funny?

Grover: Nothing. I could use some dam french fries.

Thalia: And I need to use the dam restroom.

age 17

Piper: Like water leaking through a dam.

Percy: Yeah. We got a dam hole.

Piper: What?

Percy: Nothing. Inside joke.