What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Justin Timberlake is EVERYWHERE these days, but we're not complaining!
Justin, do you have something to tell us?? Are you an alien?! Chain-chugging energy drinks?
There has to be some sort of secret behind his endless endurance, right?! We want some of whatever he's having!
[Image via WENN.]