What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Ch-ch-check out the pics of the devilishly seksi Ryan Reynolds on set with a new mystery gal!
He was spotted talking to the pretty blonde in between takes of his new movie Safe House, and ended up leaving with her after the shoot!
From what we can see, she looks pretty adorbs Ry! Who is she??
Thoughts on Ryan's new crush??
[Image via XposurePhotos.com.]