She eventually discovers that her father, business magnate Benjamin Horne (Richard Beymer), was the deceased Laura Palmer's (Sheryl Lee) lover.
In a memorable scene in the Twin Peaks pilot, she derails one of her father's business deals, worth millions of dollars, by interrupting a meeting of Norwegian investors and telling them about Laura's murder.
(Fenn later revealed that costar Lara Flynn Boyle, who was dating Kyle MacLachlan at the time, "put the kibosh" on Audrey and Cooper's romantic arc.
Later in the second season, Audrey flirts with Bobby Briggs (Dana Ashbrook) and then falls in love with one of her father's business associates, John Justice Wheeler (Billy Zane).
She also lets her father pressure her into entering the Miss Twin Peaks beauty pageant, for which she delivers an impassioned speech in favor of saving endangered species.
Andrew Packard (Dan O'Herlihy), Pete Martell (Jack Nance), and an elderly banker are the ones closest to the blast, and Audrey's fate is left ambiguous.
In the finale, it is suggested that Audrey is actually the half-sister of classmate Donna Hayward (Lara Flynn Boyle), whose biological father turns out to be Benjamin Horne.
[5] In his tie-in book Twin Peaks: The Final Dossier, series co-creator Mark Frost said that the bank vault explosion put Audrey in a coma.
In the revival, Doc Hayward (Warren Frost) reveals that Cooper's evil doppelgänger visited her in the hospital shortly after the bank explosion.