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
Now THIS is living your life to the fullest!
Despite her terminal brain cancer, Valerie Harper will compete on Dancing With The Stars alongside Amber Riley, Jack Osbourne, Christina Milian, Leah Remini, Snooki, Elizabeth Berkley, and Keyshawn Riley.
The Mary Tyler Moore actress has already practiced twice with her partner Tristan and doing AH-mazing so far.
We have no doubt Valerie will be a fierce competitor— doctors gave her three months to live back in March and now she has signed up for a physically grueling dance competition.
[Image via WENN.]