Question: What is the title of this mockumentary film that Fred Willard, Christopher Guest, and Rob Reiner were involved with?
Sentence (from "Christopher Guest"): The series of films began with "This Is Spinal Tap" (directed by Rob Reiner), and continued with "Waiting for Guffman", "Best In Show", "A Mighty Wind", "For Your Consideration", and "Mascots".
Relevant evidence: Yes