Cannes cinemagoers may only have seen two episodes of new HBO series "The Idol," which premiered at the festival on Monday, but they got what some critics said was a "shocking" amount of raunchy sex scenes. The series stars Lily-Rose Depp as a pop star struggling to get back on track after a public breakdown, surrounded by heartless handlers, when she meets the manipulative leader of a modern-day cult, played by musician Abel "The Weeknd" Tesfaye. A leaked revenge porn shot of Depp with semen on her face is seen as a pathway to more fame, with a mention of...