Sarah Michelle Gellar celebrates 21st anniversary of 'Buffy' with rare throwback pics

'Buffy' lives on — in Sarah Michelle Gellar's Instagram, and in a box of DVDs I still have at my parent's house (sorry Dad).

The actress shared rare photos from Buffy on her Instagram Wednesday, tying their release to International Women's Day and the show's 21st anniversary.

This is one PR stunt we can all get behind.

"I don’t think it’s a coincidence that the anniversary of #btvs is the same week as #internationalwomensday. I have always believed that the world is changed by your example, not by your opinion," Gellar wrote in her post. Read more...