Now, Sparkle hosts a fitness morning show that carbon-dates back to the 1990s.

A gorgeous woman in the City of Angels has the world groveling at her pedicured feet in her twenties.

In her fifties, shes invisible.

The SUBSTANCE Demi Moore Courtesy Cannes Film Festival

Demi Moore in The SUBSTANCEMubi

That it is a rejuvenation regimen known only as the Substance, which promises a whole new you.

Sparkle signs up out of desperation.

(Theres no she and you, the faceless liaison on the helpline keeps intoning.

You are one.)

Failure to do so will… well, lets just say itll get ugly.

You want a climactic bloodbath that putsThe Shinings plasma-gushing elevator to shame?