Review: ‘Mamma Mia! Here We Go Again’ Takes a Detour and Loses Its Kick. Movies, Mamma Mia! Here We Go Again (Movie), Seyfried, Amanda, Cher (1946- ), Abba (Music Group), Brosnan, Pierce, Baranski, Christine, Cooper, Dominic, Garcia, Andy (1956- ), Parker, Ol, James, Lily