July 20, 2018 Mamma Mia!: Here We Go Again July 20, 2018/ StLFCA Mamma Mia!: Here We Go Again Member reviews of Mamma Mia!: Here We Go Again, opening July 20, 2018.Martha K. Baker - KDHX (88.1 FM)Cate Marquis - We Are Movie GeeksLynn Venhaus - Webster-Kirkwood Times