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SNL Surprise: Dakota Johnson Steps into Lily Allen’s “Madeline”
Dakota Johnson stunned fans with a surprise appearance on the December 13 episode of “Saturday Night Live”, where she stepped into the role of Lily Allen’s mistress in the hit song “Madeline.”
The Performance Details
The episode was hosted by Josh O’Connor, and Lily Allen performed as the musical guest. Johnson, 36, was hidden behind translucent curtains on a bed and delivered the fictional woman’s text messages throughout the performance.
Johnson’s Text Message Delivery
“Hey, he is telling you the truth,” she recited as Madeline. “Our relationship has only ever been about sex. I can promise you that this is not an emotional connection. We don’t speak outside the time we spend together. And whenever he talks about you, it’s with the utmost respect.”

The Kiss That Ended the Song
At the end of the performance, Johnson stepped up behind Allen, 40, and placed a tender kiss on her cheek.
Fashion Highlights from the Cameo
For her surprise cameo, Johnson wore a lace little black dress paired with a sheer bedazzled robe, topped with a green statement necklace and her signature bangs.
Dakota Johnson’s Recent Fashion Incident
Johnson’s love for daring style nearly caused her to flash the audience during a June 2025 appearance of “The Tonight Show Starring Jimmy Fallon.” After arriving to set rocking a short black dress with a plunging neckline, she exclaimed, “Oh, God.” Johnson added as she fixed her near-fashion emergency, “This was the wrong outfit.” She quickly noted to the host, “I’ll keep my posture real good.”
Lily Allen and David Harbour: Instagram Confirmation
Lily Allen ended her 4-year marriage with David Harbour in 2024. The 44‑year‑old actor, known for “Stranger Things,” made his relationship with Allen Instagram official by sharing their first‑ever photo on his personal account. The image shows Lily in a pink and purple ensemble with sneakers, while David sports a purple and gold cape.
Behind the Scenes: NBCUniversal Connection
E! and NBC are both part of the NBCUniversal family.
Key Takeaways
- Dakota Johnson surprised viewers on “Saturday Night Live” as Lily Allen’s mistress in “Madeline.”
- Johnson’s cameo included a spoken text message delivery and a kiss to Allen.
- The Instagram photo confirms a new romance between Allen and Harbour, who were previously married.
The episode blended music, drama, and fashion, leaving audiences eager for more from both Johnson and Allen.

