Celebrate high times - come on!
We're guessing Rihanna is enjoying her Labor Day weekend if these videos are any indication!
In fact - she's having a ganja old time, ha!
Watch Rihanna getting her party on down
Oh, Jennifer Lawrence, are you sure you didn't have anything to drink before your scene?
Lolz! We're totally kidding, how unprofessional would that be?!
Like, the director basically teaching J.Law how to correctly fall out of her seat! We didn't realize there was a correct way to fall on your bum! Ha!
Take a look at what goes on behind the scenes of a big production like American Hustle!