- Splinter: [to Leo] All leaders must face the fear of losing their team. I face this every time you and your brothers leave the lair.
- April O'Neil: So, what's with the mask? I mean, it's not like the turtles don't know who you are.
- Casey Jones: Same reason people have worn masks throughout history... Cause it looks cool.
- Casey Jones: That was HIDEOUS!
- Raphael: Dude, you put your nose in a New York City sewer. What'd you expect?
- Leonardo: What is going on here?
- Donatello: Fungus!
- Michelangelo: Language, please! There's a lady present.