The first reactions to Joker, starring Joaquin Phoenix and directed by Todd Phillips, are here. Joker made its official debut at the 2019 Venice Film Festival on Saturday morning local time. There has been plenty of curiosity about what the final product of this movie based on the infamous comic book villain would look like. The film follows Arthur Fleck (Phoenix), a failing comedian and man haunted by his own inner demons, who is just trying to bring some happiness into the world. As Arthur ekes out a life in Gotham City caring for his ailing mother, Penny Fleck (Frances …