The singer will portray Tanya Smith in the film she is also producing through her Wonderland Pictures shingle.
The first, frightening glimpse of the movie co-starring Jenna Ortega and Barry Keoghan dropped on Tuesday morning (Feb. 4).
The film from Roots' Questlove will debut on Hulu on Feb. 13.
The Kevin Macdonald movie will get an exclusive release in IMAX on April 11 first.
Jimmy Fallon also boosted the internet petition for the "Nightbitch" star to play Taylor's publicist, Tree Paine, in a future biopic.
The long-awaited first part of the movie musical opens today (Nov. 22).
She didn't fold when it came to the query about how she does her business with those fierce talons.
The doc directed by David Tedeschi will premiere on Disney+ on Nov. 29.
The singer also chatted with the Tonight Show host about having a "heart attack" after joining the cast of the "Wicked" movie musical.
Grimes said the "Once Upon a Time in Hollywood" auteur is also "one of the best writers ever."
