By Yvonne Zusel
See more shots in our Guinness World Record slide show.
It’s 2:40 on Saturday morning and while most people’s nights are winding down, Hollis Cantrell’s has just begun. He’s bent over a man’s calf with his tattoo needle moving carefully but efficiently, first drawing an “A,” then a “Z.”
It’s the 521st time Cantrell has given this "AZ" tattoo since noon, and while he could probably do it, as the cliché goes, in his sleep, there’s no time for any of that.
