Reviewed by GREG KING Director: Sia Stars: Kate Hudson, Maddie Ziegler, Leslie Odom jr, Hector Elizondo, Beto Calvillo, Juliette Lewis, Henry Rollins, Mary Kay Place, Tig Notaro . This ambitious and well-meaning but flawed film is the film directorial debut of Grammy award winning Australian singer Sia, who has sold several million records and topped the charts both here and in the US. Based on a short …