Lily Allen and Dakota Johnson deliver powerful onstage collaboration during "Madeline" performance, addressing Allen's painful divorce from David Harbour.

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

While the artist was performing new song Madeline – which was written during her split from husband David Harbour – the Fifty Shades Of Grey actress appeared on stage as the infamous “Madeline”.