Numbuh 1: All right. Phase one complete (hears doorbell) Uh...(clears throat and in his Billy voice) I'll get it! Hello!
Mandy: Who are you?
Numbuh 1 (in Billy's goofy laughing): I'm Billy!
Mandy: No, you're not. What have you done to him?
Numbuh 1 (in his normal voice): I told you... (Mandy slaps him on the tomato) Hey! (Mandy slaps him again) Stop that (Mandy slaps him again) I...(Mandy slapped him several times)
Mandy: Tell me who you are and what you've done with Billy before I've enough with you.
Numbuh 1: I'd like to see you try!