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
In fact, Khloe threw a wild party and popped some bottles to get her mind off her heartache AND lashed out at her mama Kris Jenner for sympathizing with Lamar!
Oh, Khloe! No matter how sad you get, you still have that sass that we love.
But really, we know Kris would never do something as yucky as dating her daughter's ex. BLEH!
Anyway, all jokes aside, things got more heated than we'd like between the mommy and daughter duo.
Ch-ch-check it out (below)!!