Get your safe, well-tested, mostly peaceful, totally not poisonous “vaccine!”

https://www.youtube.com/watch?v=4oL00We3-Nk&feature=emb_logo

In the interest of serving humanity, I vow to be the last man to take this shot. Of course, that may mean there will be no one alive to administer it to me. Oh, well, I can always do with less traffic on the roads.