See Demi Lovato defend her man in exclusive sneak peek at From Dusk Till Dawn 

Just in case you had any doubts that Demi’s Disney days are long gone, this exclusive clip of her holding up a gun and sneering “Who the f— are you?” should put that final nail in the mouse-eared coffin.

The multi-platinum pop star will appear alongside boyfriend Wilmer Valderrama on the final two episodes of this season of 

. Lovato plays Maia, who is described as the sexy sidekick to Valderrama’s character, Carlos Madrigal. The episodes “There Will Be Blood” and the season finale “Santa Sangre” will premiere on Tuesday, Oct. 20 and Tuesday, Oct. 27 respectively at 9 p.m. ET on the El Rey Network. “There Will Be Blood” will also feature Gary Busey as a miner who is only known as The Prospector.

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