Penelope and Cressida are fictional characters from Bridgerton whose relationship is basically a long-running feud that escalates into blackmail and public scandal.

Quick Scoop: What Happened Between Penelope and Cressida?

1. The Basics of Their Feud

  • Cressida starts out as a classic mean-girl rival to Penelope in the ton social scene.
  • She repeatedly bullies and humiliates Penelope at balls and gatherings, taking shots whenever she can.
  • Their tension isn’t just “we don’t get along” — it becomes central to the drama of the later seasons.

In simple terms: Penelope wants to survive (and later thrive) in society; Cressida wants to win — status, proposals, and attention — even if it means stepping on Penelope to do it.

2. How It All Started

In both the books and the Netflix version, the roots are in early social embarrassment and jealousy.

  • In the book continuity, Penelope accidentally bumps into Cressida, spilling punch on her and the Duke of Ashbourne, and Cressida believes Penelope ruined a near‑proposal.
  • From that point, Cressida holds a grudge and goes out of her way to insult and undermine Penelope.
  • On the show, Cressida is already needling Penelope in season 1 and intensifies it by:
    • Spilling a drink on her in public.
    • Trying to “steal” Eloise away as a friend, isolating Penelope socially.

This sets the tone: Cressida = social predator, Penelope = overlooked wallflower with a secret.

3. Season 3: Things Really Blow Up

The real “what happened” that everyone talks about kicks in during season 3.

Competing for Lord Debling

  • Both Penelope and Cressida aim to secure Lord Debling, a respectable marital prospect.
  • Debling ultimately connects more sincerely with Penelope.
  • Unwilling to lose, Cressida sabotages Penelope’s chances by implying to Debling that Penelope and Colin are closer than they should be, pushing him away from proposing.
  • The messy part: Penelope does have real feelings for Colin and does want to marry him, but Cressida’s move is still portrayed as a serious betrayal of “girl code.”

Cressida’s Personal Desperation

  • After that fails, Cressida’s marriage prospects collapse; her parents, in panic, try to marry her off to much older Lord Greer.
  • She’s terrified of being trapped in an unhappy, transactional marriage and of losing her status and options.

This desperation explains why she goes even further later, though it doesn’t excuse it.

4. Lady Whistledown: The Big Secret and the Blackmail

Penelope’s secret identity as Lady Whistledown is the nuclear core of their conflict.

  • At one point, Cressida falsely claims to the Queen that she is Lady Whistledown to grab the big reward and save herself, but the Queen doesn’t believe her; it humiliates her family and costs her her dowry.
  • With her financial and social future collapsing, Cressida starts hunting for the real Whistledown to claw back some power.
  • She eventually pieces together that Penelope is the real writer behind the scandal sheet — and she’s right.

The Blackmail Move

  • Cressida confronts Penelope and demands a huge sum (about ÂŁ10,000) in exchange for keeping her identity secret, hoping to secure comfort without marriage.
  • Penelope refuses to be controlled and takes the bold step of outing herself publicly as Lady Whistledown.
  • That move leaves Cressida with nothing to bargain with; she loses the last bit of leverage she had.

5. The Fallout: Why They’re So “Done” With Each Other

  • Because of the scandal and her failed schemes, Cressida is effectively exiled to live with her aunt in the countryside, far from the main social scene.
  • Penelope, meanwhile, absorbs the blast of revealing she’s Whistledown but maintains ties to the Bridgerton family and her romantic arc with Colin.
  • From Penelope’s side: Cressida bullied her for years, sabotaged her suitor, and tried to blackmail her over the deepest secret of her life.
  • From Cressida’s side: She sees herself as fighting for survival in a system that gives women very few choices and may view Penelope’s hidden power as unfair, even hypocritical.

A lot of fans now talk about them as “two sides of the same coin”: two unhappy, boxed‑in women who respond very differently to pressure — one by wielding a pen, the other by weaponizing status.

6. Forum & Trending Talk (No Major Book Spoilers)

Online discussions and forums have been busy picking apart this feud, especially since late 2024 and into 2025–2026. Common viewpoints you’ll see:

  1. “Team Penelope” angle
    • Cressida is viewed as a long-time bully whose blackmail crosses a line.
    • Penelope’s public confession is framed as brave and morally cleaner, even if her writing did hurt people.
  1. “Both Are Flawed” angle
    • Some point out that Lady Whistledown’s gossip damaged reputations, so Penelope isn’t innocent either.
 * Cressida’s cruelty is condemned, but her desperation in a rigid marriage market is seen as tragically understandable.
  1. Sympathy for Cressida arc
    • A chunk of fans argue that recent seasons and interviews have “softened” Cressida, giving her more depth and making her more than just a villain.

Because the show keeps expanding their dynamic, their feud has stayed a trending topic around each new season’s release.

7. Very Short TL;DR

  • Cressida bullied Penelope for years and sabotaged her chance with Lord Debling by hinting about her bond with Colin.
  • Later, she discovers Penelope is Lady Whistledown and tries to blackmail her for a huge sum.
  • Penelope chooses to reveal herself publicly instead, destroying Cressida’s leverage and leading to Cressida being sent away to live with her aunt.

Note: Information gathered from public forums or data available on the internet and portrayed here.