Continuity mistake: In the scene where Yakko is backstage at Carnegie Hall trying the exits for an escape route, he opens door number two and finds Ralph the Guard ready with a net. Notice how a light switch appears beside the door frame between shots.
Continuity mistake: At Carnegie Hall's side exit, Yakko opens the door to find Ms. Nurse ready with a net. For one shot in this sequence, the door vanishes altogether.
Answer: According to the Animaniacs Wikia: "Baloney is one of the few people capable of truly terrifying Yakko, Wakko and Dot, largely due to being impervious to their violently physical brand of humour and his inability to understand how much they despise him."
lionhead