Sia is revealing her struggles after the backlash surrounding, the film that marked her directorial debut. The 46-year-old performer briefly talked about her issues in a profile for pal Kathy Griffin, who was discussing her own battle with addiction. “I was suicidal and relapsed and went to rehab,” Sia said of the time after the film's 2021 release. She credited Griffin with helping with her recovery. “She saved my life," Sia said of the comedian. follows a young girl on the autism spectrum, who is played by Sia's longtime child muse, Maddie Ziegler.