Twilight Sparkle: It’s nice that you have somepony to show you dragon culture. But are you sure that’s what Sludge is doing?  
Spike: What do you mean?  
Twilight Sparkle: Well, taking over your room, making a mess of things…  
Spike: [scoffs] That is dragon culture.  
Twilight Sparkle: You never acted like that.  
Spike: That’s because you raised me. Now I finally have a chance to see how I’m supposed to be.  
Twilight Sparkle: I don’t think you’re supposed to be any different than who you are.  
Spike: Maybe you just don’t like that I have a real parent now.  
[cracking]  
Twilight Sparkle: That’s not true! I’m glad Sludge is here. I-I just wish he wasn’t such a—  
Spike: Dragon? Of all ponies, I can’t believe you would have a problem with that.  
Twilight Sparkle: [sighs]