Continuity mistake: After all three Warners bust out from a suitcase in the airplane cabin's aisle, we can see Skippy in his seat facing forward. But a moment later, in between shots, he turns his head to the window beside him.
Continuity mistake: Following the death scene involving Bumbie's Mom, Slappy tries calming Skippy down but somehow she instantly switches to an aisle seat between frames.
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