Iconic doesn't even begin to describe this walk down fashion memory lane with Sarah Michelle Gellar. Ahead of her new series ...

The iconic actress also revealed the one prop she wishes she kept as she chatted about her Buffy-esque campaign for Turo.

Whether dressing up as Austin Powers and a Fembot, Karl Lagerfeld and his cat, the Olsen twins or Pebbles and Bamm-Bamm, these are the best celebrity couple Halloween costumes ever.