Let's use middle school genetics to analyze "Mamma Mia"! Know the musical Mamma Mia? It’s a delightful jukebox-musical based on Abba songs and some Maury Povich style paternity hijinks.
Dominic Cooper et Amanda Seyfried dans mamma mia!
ABBA was a Swedish pop group formed in Stockholm in comprising Agnetha Fältskog, Björn Ulvaeus, Benny Andersson, and Anni-Frid Lyngstad.