Mamma Mia! Here We Go Again

In the organizer's words:

We remember: In "Mamma Mia!", Sophie (Amanda Seyfried) got married and invited her family, including her mother Donna (Meryl Streep) and the trio of men Sam (Pierce Brosnan), Harry (Colin Firth) and Bill (Stellan Skarsgard), all of whom were considered to be her biological father, to the Greek island of Kalokairi for the occasion. Now Sophie is pregnant! To support her, she invites her old childhood friends and bandmates Rosie (Julie Walters) and Tanya (Christine Baranski) - but before the big musical finale, which Sophie's grandmother (Cher) won't miss, they tell the expectant mother stories from the past - stories from the wild 1970s, from the time when Donna met Sam (in young: Jeremy Irvine), Harry (Hugh Skinner) and Bill (Josh Dylan) under the Greek sun...