Cars is an American computer-animated sports comedy movie produced by Pixar Animation Studios for Walt Disney Pictures on June 9th, 2006. On November 2006, Walt Disney Pictures made a partnership with Walmart to release a commercial advertising the Cars Geared-Up Bonus DVD Disc. The commercial was found on September 21st, 2020 by IncrediStudios LLC.
Here's the link to the commercial: https://www.youtube.com/watch?v=iMSmxc6CadE
Plot: Wally meets Mater and recognizes him from somewhere, as Mater tries to guess how Wally knows him, they pass by many billboard advertising Cars with Mater's name and image on them.