What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
If you'e ever doing a press junket with Vin Diesel, forget asking him about his character; just ask him to sing to you!
That seems to be what happened while Vin was promoting Guardians Of The Galaxy, because instead of talking Marvel, he gave us this marvelous Sam Smith cover!
[Image via Pacific Coast News.]