In the Special Thanks section of the end credits, "County of Ventura" is misspelled "Country of Ventura."
Even if Larry lost his plane ticket, he could print a boarding pass and be able to board the plane easily.
At 21:31 the camera cuts to a wide shot of Larry and Cheryl driving. You can see a crew member in the back seat who then ducks his head very fast to try not to get caught on camera.
Third person in rental car during road trip to baptism. Appears to duck quickly out of sight.