What is the name of Rhianna's eighth studio album, released on January 28, 2016, which she promoted on a 75-show tour that began in March, 2016 and ended in November, 2016?
Anti World Tour: The Anti World Tour (stylized as ANTI World Tour) is the seventh concert tour by Bajan singer Rihanna in support of her eighth studio album "Anti". Anti World Tour:  It took place in North America, Europe and Asia with a total of 75 shows.
i don't know