More from ABBA

Abba

ABBA reunion: UK tour dates, new songs and all you need to know

Benny and Bjorn

ABBA's Benny and Bjorn and the Mamma Mia cast will perform on next week's X Factor

Theresa May dancing

Theresa May dancing to ABBA's 'Dancing Queen' will make you wince - video

ABBA

ABBA's new songs and TV special are 'delayed until 2019'

Cher ABBA album

Cher's new album of ABBA covers Dancing Queen: Release date, tracklist and all the details

Mamma Mia 2

Mamma Mia 2: Watch the making of 'Super Trouper' with the entire cast - video