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
Check out the photo (above) of Russell Simmons showing off his new GF Melissa George during his 12th Annual Art For Life Benefit in East Hampton, NY on Saturday.
We wish both Russell and Melissa all the best with their new relationship!
[Image via WENN.]