"Elsbeth" star Carrie Peterson explains her character's reaction to Kaya (Carra Patterson)'s exit in the Season 2 finale.

Carrie Preston and Jonathan Tolins dive into the musical high and emotional lows of the final episode of "Elsbeth" season 2. Key PointsElsbeth showrunner shares how that Chicago musical number made its way into the season 2 finale.

Season 2 of the CBS hit comedy, Elsbeth, has come to a close tonight, and it was a musical celebration both for audiences and for Kaya Blanke (Carra Patterson), who performed for her final time on the show as a series regular. As Deadline revealed exclusively last week, Patterson has pivoted to guest-star in Season 3 of the police dramedy.