Sia - Unstoppable (with Rihanna) [ 2026 ]

January 2016 as a promotional single for her seventh studio album, This Is Acting [11, 17]. Writers: Sia Furler and Christopher Braide [11]. Producer: Jesse Shatkin [9, 17]. The "This Is Acting" Concept

The song uses metaphors like a "Porsche with no brakes" and "putting my armor on" to describe building confidence and emotional resilience [3, 5]. Sia - Unstoppable (With Rihanna)

Sia notably performed the song to close the 2025 Breakthrough Prize Ceremony [8]. January 2016 as a promotional single for her

"Unstoppable" is widely regarded as a self-empowerment anthem. This Is Acting [11