UPPER WEST SIDE, Manhattan (WABC) -- "Is This Thing On?" a new movie directed and co-written by Bradley Cooper, made its world premiere as the closer of the 63rd New York Film Festival on Friday.

Cooper walked the red carpet along with stars Laura Dern and Will Arnett at Lincoln Center's Alice Tully Hall in Manhattan.

They play a middle-aged couple navigating a separation, with Arnett's character making a career pivot to become a stand-up comedian in the West Village.

"Is This Thing On?" will be released in theaters on December 19.

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