About the Album: Mamma Mia! Here We Go Again is an upcoming musical romantic comedy film directed and written by Ol Parker, from a story by Parker, Catherine Johnson, and Richard Curtis.

Mamma Mia! Here We Go Again' is now available digitally and arrives on Blu-ray and DVD on Oct. 23. ET exclusively sat down with the singer to talk about her new 'Dancing Queen' album of ABBA ...