Adam re-visits the zombie killing myth, re-testing the ax method because of fan input along with a chainsaw. And the two test whether there is a faster way to get customers checked out at grocery stores by forming one long queue.
Jamie and Adam re-visit the following myths: drifting, this time on dirt; re-testing whether a lighter can stop a bullet; if you are safe behind a fish tank from various types of rounds; and what is bomb proof, by way of two bombs.
In this Reddit special, Jamie and Adam take on the best and most requested myths from the Reddit fan base. Including dropping buster from a helicopter in an inflatable hamster ball to see if he would survive and whether or not you can see farts on an infrared camera. Also, the idiom "you couldn't punch your way out of a paper bag" is investigated.
Jaime, Adam, and the build team (Kari, Grant, and Tory) reflect on their years together working on Mythbusters. Celebrities offer their thanks to the cast and crew as the series wraps up after 14 years.