AdvertisementMovie ReviewABBA Silver: 'Mamma Mia! Here We Go Again'July 19, 2018Glen WeldonfacebookEmailElectric Waterloo: (L to R) Young Tanya (Jessica Keenan Wynn), Young Donna (Lily James) and Young Rosie (Alexa Davies) feel the beat from the tambourine, oh yeah, in Mamma Mia! Here We Go Again. (Universal Pictures)