i know what you did last summer

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April 14: Sarah Michelle Gellar is 40 today.

The actress is best known for portraying the titular character on Buffy the Vampire Slayer, which recently celebrated its 20th anniversary.

Her other genre credits include The Grudge, I Know What You Did Last Summer, Scooby-Doo, Scream 2, Possession, The Return, and Southland Tales.