In "The Bad Beginning" Pt. 2, Jacquelyn got suspicious when Count Olaf under the alias of Yessica Haircut showed up. When she looked at his car through her spyglass, the Bald Man stated that he'd like to make a withdrawal, then tied her to a tree in a remote park. In the sewers, she met up with Gustav as they attended the play "The Marvelous Marriage". When Count Olaf's plot has been exposed, Jacquelyn and Gustav confirmed Count Olaf's illegal actions and stated that the Baudelaires were supposed to be brought to Montgomery Montgomery.