TIFFANY HADDISH TO PRODUCE AND STAR IN MYSTERY GIRL: Tiffany Haddish has signed on to star in and produce Mystery Girl for Netflix. The film is a feature adaptation of the Dark Horse comic; she will play Trine, a woman living off the grid in L.A. with no memory of who she is.
HAILEY BIEBER LAUNCHING YOUTUBE CHANNEL: Model Hailey Bieber is partnering with Michael D. Ratner‘s OBB Pictures, behind Demi Lovato‘s Demi Lovato: Dancing with the Devil, on a YouTube channel. Bieber will showcase short-form videos that discuss lifestyle, beauty and social causes. The first three videos of dropped Friday and will continue to be released bi-weekly on Wednesday, starting March 17.
AD-SUPPORTED HBO MAX SET: An ad-supported version of HBO Max has $80 million in upfront ad commitments, WarnerMedia CEO Jason Kilar said. The offering will launch in June. No word yet on pricing.