People News Sarah Michelle Gellar posts Instagram album to mark 15th wedding anniversary 09/03/2017 Sarah Michelle Gellar posted photos on Instagram to mark the 15th anniversary of her marriage to actor Freddie Prinze, Jr. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Sarah Michelle Gellar Freddie Prinze, Jr. Buffy the Vampire Slayer Buffy the Vampire Slayer Buffy the Vampire Slayer I Know What You Did Last Summer I Still Know What You Did Last Summer Scooby-Doo