<P> A Finnish - language production will be premiering at the Messukeskus Helsinki in Helsinki, Finland on May 4, 2018 . </P> <P> Before the curtain rises, the orchestra starts playing the overture, which is a montage of instrumental versions of some of ABBA's hit songs . </P> <P> On the Greek island of Kalokairi, 20 - year - old Sophie is preparing to marry her fiancé, Sky . She wants her father to walk her down the aisle ("Prologue") but doesn't know who he is . Sophie discovers her mother's old diary and finds entries which describe intimate dates with three men (Sam Carmichael, Bill Austin (Anderson in the film version), and Harry Bright) ("Honey, Honey"). Sophie believes one of these men is her father and, three months before her nuptials, sends each an invitation to her wedding, writing in her mother's name, Donna, without letting her unsuspecting mother know . </P> <P> The day before the wedding, Donna begins receiving guests at her taverna . The first to arrive are her long - term best friends, Tanya, a rich woman who has been married and divorced three times, and Rosie, an unmarried, carefree woman . The trio used to comprise a girl group called "Donna and the Dynamos". The three women catch up and talk about their lives ("Money, Money, Money"). </P>

When does the second mama mia come out