“The Fabulous Four” has a real sense of being two different movies mashed together, struggling to define itself. The initial hour feels unfocused and slow-moving, failing to connect almost entirely, but the latter portion manages to recover with genuine emotion. It's an enjoyable story geared toward older women, who will likely find it appealing. Lou (Susan Sarandon), Kitty (Sheryl Lee Ralph), and Alice (Megan Mul…