RiRi stripped down to model her "Smurfette" collection ... The Savage x Fenty post dished in the caption, "We're team Smurfette in this house. The cutest collab you didn't know you NEEDED.

Rihanna isn't the first artist to play Smurfette, as Katy Perry voiced her in 2011's The Smurfs and Demi Lovato did so in Smurfs: The Lost Village. Rihanna also isn't a stranger to acting ...