What goes on in Vegas most certainly will NOT stay in Vegas here!
Watch it go down (below)!!!
Praise the musical gods!
Following Ariana's stellar booty shaking performance at the IHeartRadio Music Awards, JB posted an Instagram of appears to be the musical twosome warming up for a surely AH-mazing session in the studio yesterday.
"congrats @arianagrande on your number 1 song. #arianabieberduet ??"
Oh, Justin! You're such a tease! LOLz!
Thankfully, we're pretty confident SOMETHING is brewing musically between this pair!
[Image via Ariana Grande/Instagram.]