The 'Materialists' star plays the mistress in Allen's song from her 'West End Girl' album.

Dakota Johnson made a surprise appearance in Lily Allen’s “Madeline” performance during the Dec. 13 episode of SNL.

Star Dakota Johnson made a surprise appearance on “ Saturday Night Live ” this week, playing the mysterious “Madeline” during ...

Dakota Johnson made a surprise cameo during Lily Allen's performance of 'Madeline' on the Dec. 13 episode of 'Saturday Night ...

As Lily Allen returned to the Studio 8H stage for the first time in nearly 20 years, she had some company from a familiar ...

Lily Allen added a new wrinkle to the Madeline mythology during her appearance on Saturday Night Live. When Allen, 40, performed “Madeline” as her second song on SNL on Saturday, December 13, she was ...

Dakota Johnson, who then broke through the curtain to join Allen on stage as the infamous Madeline, was dressed in a sheer ...

While Allen performed the track, Johnson lounged on a boudoir bed behind a sheer curtain, reading aloud the texts sent to ...

Dakota Johnson made a surprise appearance on Saturday Night Live and instantly stole the focus with a daring, ...

Dakota Johnson made a surprise appearance on Saturday Night Live and instantly stole the focus with a daring, ...

Dakota Johnson stunned SNL audiences by joining Lily Allen on stage for a theatrical performance of 'Madeline', turning a ...

At 36, the Austin, Texas-born Dakota Johnson is always surrounded by filming, red carpets, photoshoots, and paparazzi. Which ...