What musician who released the single "Swag It Out" stars in The Greatest Showman?
The Greatest Showman:  It stars Hugh Jackman, Zac Efron, Michelle Williams, Rebecca Ferguson and Zendaya, and tells the story of how P. T. Barnum started the Barnum & Bailey Circus. Zendaya: Zendaya's music career began in 2011 when she released the single "Swag It Out", followed by the single "Watch Me" (with Bella Thorne); the former was released by an independent record label.
i don't know