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

Donning a micro mini Little Black Dress, complete with cut-out detailing fixed together with dainty bow motifs, Lily oozed ...

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 ...

Dakota’s surprise cameo was one of many stylish moments during Lily Allen’s ‘Saturday Night Live’ performances.

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

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

Lily Allen and Dakota Johnson deliver powerful onstage collaboration during "Madeline" performance, addressing Allen's ...

Lily Allen's latest Saturday Night Live performance came with a surprise that landed quickly: a sultry onstage cameo by ...

On Dec. 13, Lily Allen performed on Saturday Night Live with a little help from her friend, Dakota Johnson. The pop star did ...

Moment Lily Allen brings Dakota Johnson out as ‘Madeline’ on SNL - ...