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ET has your first look at the reality star's burgeoning film career!

Pic: Kardashian Family's 2012 Christmas Card

The movie, Tyler Perry's Temptation: Confessions of a Marriage Counselor, casts Kim Kardashian in her very first role as a sassy co-worker to co-star Jurnee Smollett. Tune in Thursday for the extended scene.

Also tomorrow: Kirstie Alley gets candid! Plus, we're exclusively behind the scenes of Arsenio Hall's new late night show.