Question: What year was the film, which used the process to generate animated images and is attached to "The Smurfs" film, released?
Sentence (from "The Smurfs: The Legend of Smurfy Hollow"): The animated short was written by Todd Berger and directed by Stephan Franck, and it stars the voices of Melissa Sturm, Fred Armisen, Anton Yelchin, Alan Cumming and Hank Azaria.
Relevant evidence: No