After eight years, Sia is back, and her fans are thrilled. “Reasonable Woman” is the name of the solo album of the musician who has penned songs for superstars such as Rihanna (“Diamonds”) and has also made a name for herself with her own songs such as “Chandelier” and “Cheap Thrills.” The new album has hit potential, and features superstars such as Kylie Minogue, Paris Hilton and British rapper Labrinth. In 2021, the 48-year-old faced strong pushback for her debut film, the musical drama “Music,” a treatment of autism – a central theme in the film. It didn’t go over well with the critics, wit…