[Mabel puts her hands on her hips now and gives a firm nod.]

You're not a bad guy, McGucket! It's not your fault Team Rocket captured you when you first got here! But I bet we can use it against them! Dipper, For-- [A pause.] --Grunkle Ford, and I are going to do everything we can to help you!

[She moves over to him now and doesn't hesitate to rest her hands on his bouncing knee.]

Plus, how do you think we'd feel if something happened to you? Awful, that's how! So let us help, okay? That's what friends do!